<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-11T21:19:41.753Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-11T21:19:53.120Z", "action": "click_product", "action_argument": "B0B7SNTVLL"}
{"timestamp": "2025-04-11T21:19:56.780Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:19:58.166Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:01.958Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:12.386Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:39.920Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-11T21:21:43.833Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "jbl wired headphones noise cancelling"}],
"cart_items": [{"title": "Hair Curlers Set with 24 Rollers (6 Jumbo, 6 Large, 6 Medium, 6 Small) and 24 Clips for All Hair Lengths (Black)", "asin": "B0CL5TN5PP", "price": "$12.59", "quantity": "1"},
{"title": "OnePlus Nord Wired Earphones", "asin": "B0B7SNTVLL", "price": "$13.99", "quantity": "1"},
{"title": "Hair Cutting Scissors Shears Kits, 15 Pcs Professional Hairdressing Scissors Set, Stainless Steel Hairdressing Shears Set Professional Thinning Scissors for Barber/Salon/Home/Men/Women/Kids/Adults", "asin": "B0CZDFXDPQ", "price": "$12.89", "quantity": "1"}],
"promotion_items": [{"title": "JBL Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "quantity": ""},
{"title": "JBL Quantum 100P - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (White)", "asin": "B0BVDJJFXW", "price": "$29.95", "quantity": ""},
{"title": "JBL Quantum 100X - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (Black)", "asin": "B0BVD2GY4H", "price": "$29.95", "quantity": ""},
{"title": "", "asin": "B0DNT2KX63", "price": "", "quantity": ""},
{"title": "", "asin": "B0CTBCDD6D", "price": "", "quantity": ""},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "quantity": ""},
{"title": "Skullcandy Hesh Evo Wireless Headphones with Charging Cable, 36 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - True Black", "asin": "B0CBLLJTTN", "price": "$64.88", "quantity": ""},
{"title": "Logitech Zone Vibe 100 Lightweight Wireless Over Ear Headphones with Noise Canceling Microphone, Advanced Multipoint Bluetooth Headset, Works with Teams, Google Meet, Zoom, Mac/PC - Graphite", "asin": "B09NBVS84T", "price": "$97.99", "quantity": ""},
{"title": "AILIHEN Wired Headphones with Microphone, Over-Ear Foldable Corded Headphones with Volume Control 3.5mm Jack for Teens Adult Kids Smartphones Chromebook (Grey)", "asin": "B0CQXGBNDV", "price": "$16.14", "quantity": ""},
{"title": "Edifier W820NB Plus Hybrid Active Noise Cancelling Headphones - LDAC Codec - Hi-Res Audio Wireless & Wired - Fast Charge - Over Ear Bluetooth V5.2 Headphones for Travel/Home/Office- Ivory", "asin": "B09S8XP2J2", "price": "$59.49", "quantity": ""}],
"search_results": [{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "2022 in-Ear Headphones Wired Earbuds Stereo Headphones for Samsung Galaxy S10, S10E, S10+, S8, S8+, S9, S9+, Note 9- Designed 3.5 mm Jack with Microphone and Volume Buttons (Black)", "asin": "B0BCQKW1DT", "price": "$15.01", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 500 - Wired on-ear headphones, JBL Pure Bass Sound, 1-button remote/mic, Tangle-free flat cable, Lightweight and foldable design, Ask Siri or Google Now (Black)", "asin": "B07PFLL2CY", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$14.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 310C - Wired Hi-Res in-Ear Headphones, Tangle-Free Flat Cable, 3-Button Remote with Microphone (Black)", "asin": "B0CT9PYXGY", "price": "$19.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Wired USB-C Earbuds - Noise Isolation - DAC - Hi-Res Audio - Built-in Mic with Mute - Comfortable Silicone Ear Tips - 3 Button Remote \u2013 Plug & Play - HAFR29UC", "asin": "B0DQ9TBZXS", "price": "$29.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "USB C Earbuds Wired with Microphone, in Ear Type C Headphones with mic, Powerful Bass, Lightweight, USB-C Wired Earphones, 3-Button in-line Remote Ear Buds (White)", "asin": "B002KK83JI", "price": "$19.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "MDRZX110NC Noise Canceling On Ear Headphones, Black", "asin": "B00NG57H4S", "price": "$48.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Quantum 100 - Wired Over-Ear Gaming Headphones - Black, Large", "asin": "B084CWCJTW", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 720BT - Wireless Over-Ear Headphones with JBL Pure Bass Sound, Bluetooth 5.3, Up to 76H Battery Life and Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CTBCDD6D", "price": "$59.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 770NC - Adaptive Noise Cancelling with Smart Ambient Wireless Over-Ear Headphones, Bluetooth 5.3, Up to 70H Battery Life with Speed Charge, Lightweight, Comfortable & Foldable Design (Black)", "asin": "B0CT9XTKKM", "price": "$109.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "delivery": "FREE delivery Wed, Apr 16 Or fastest delivery Tue, Apr 15"},
{"title": "Pro Wired Earbuds, in Ear Headphones with Mic Powerful Bass, Hi-Res Audio, Comfort Fit, Lightweight Ear Phones with Microphone", "asin": "B08MSRBKGH", "price": "$24.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 300 - Wired Over-Ear Gaming Headphones with JBL Quantum Engine Software - Black, Large", "asin": "B084D5QDXN", "price": "$49.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "CL750 Wired Headphones with Mic & Volume Control \u2014 Noise Isolating On-Ear Headphones for Computer and Laptop Wired, Plug in Corded Headphone Over Ear with Wire (Foldable, Aux Jack 3.5mm)", "asin": "B087JWTWF9", "price": "$22.49", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "delivery": "FREE delivery Tue, Apr 15 Only 2 left in stock - order soon."},
{"title": "H390 Wired Headset for PC/Laptop, Stereo Headphones with Noise Cancelling Microphone, USB-A, in-Line Controls for Video Meetings, Music, Gaming and Beyond - Black", "asin": "B000UXZQ42", "price": "$24.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "JBuds Lux ANC Wireless Headphones, Mauve, Hybrid Active Noise Cancelling, Customizable Sound, Spatial Audio Compatible, Premium Over-Ear Bluetooth Headset", "asin": "B0CRLXZ5J6", "price": "$79.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 760NC - Wireless Over-ear Noise Cancelling headphones, JBL Pure Bass Sound, Voice Assist, Google Fast Pair, Up to 50Hrs of Battery with ANC off, Lightweight and foldable design (Black)", "asin": "B094YV1S9T", "price": "$129.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 670NC - Wireless On-Ear Headphones with Adaptive Noise Cancelling with Smart Ambient, Up to 65H Battery Life with Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CQ1CVW3Z", "price": "$89.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "JR 460NC - Wireless Over-Ear Noise Cancelling Kids Headphones - White", "asin": "B09CV5LNSP", "price": "$49.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-11T21:22:12.093Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

user
<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-11T21:19:41.753Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-11T21:19:53.120Z", "action": "click_product", "action_argument": "B0B7SNTVLL"}
{"timestamp": "2025-04-11T21:19:56.780Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:19:58.166Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:01.958Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:12.386Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:39.920Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-11T21:21:43.833Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "jbl wired headphones noise cancelling"}],
"cart_items": [{"title": "Hair Curlers Set with 24 Rollers (6 Jumbo, 6 Large, 6 Medium, 6 Small) and 24 Clips for All Hair Lengths (Black)", "asin": "B0CL5TN5PP", "price": "$12.59", "quantity": "1"},
{"title": "OnePlus Nord Wired Earphones", "asin": "B0B7SNTVLL", "price": "$13.99", "quantity": "1"},
{"title": "Hair Cutting Scissors Shears Kits, 15 Pcs Professional Hairdressing Scissors Set, Stainless Steel Hairdressing Shears Set Professional Thinning Scissors for Barber/Salon/Home/Men/Women/Kids/Adults", "asin": "B0CZDFXDPQ", "price": "$12.89", "quantity": "1"}],
"promotion_items": [{"title": "JBL Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "quantity": ""},
{"title": "JBL Quantum 100P - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (White)", "asin": "B0BVDJJFXW", "price": "$29.95", "quantity": ""},
{"title": "JBL Quantum 100X - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (Black)", "asin": "B0BVD2GY4H", "price": "$29.95", "quantity": ""},
{"title": "", "asin": "B0DNT2KX63", "price": "", "quantity": ""},
{"title": "", "asin": "B0CTBCDD6D", "price": "", "quantity": ""},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "quantity": ""},
{"title": "Skullcandy Hesh Evo Wireless Headphones with Charging Cable, 36 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - True Black", "asin": "B0CBLLJTTN", "price": "$64.88", "quantity": ""},
{"title": "Logitech Zone Vibe 100 Lightweight Wireless Over Ear Headphones with Noise Canceling Microphone, Advanced Multipoint Bluetooth Headset, Works with Teams, Google Meet, Zoom, Mac/PC - Graphite", "asin": "B09NBVS84T", "price": "$97.99", "quantity": ""},
{"title": "AILIHEN Wired Headphones with Microphone, Over-Ear Foldable Corded Headphones with Volume Control 3.5mm Jack for Teens Adult Kids Smartphones Chromebook (Grey)", "asin": "B0CQXGBNDV", "price": "$16.14", "quantity": ""},
{"title": "Edifier W820NB Plus Hybrid Active Noise Cancelling Headphones - LDAC Codec - Hi-Res Audio Wireless & Wired - Fast Charge - Over Ear Bluetooth V5.2 Headphones for Travel/Home/Office- Ivory", "asin": "B09S8XP2J2", "price": "$59.49", "quantity": ""}],
"search_results": [{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "2022 in-Ear Headphones Wired Earbuds Stereo Headphones for Samsung Galaxy S10, S10E, S10+, S8, S8+, S9, S9+, Note 9- Designed 3.5 mm Jack with Microphone and Volume Buttons (Black)", "asin": "B0BCQKW1DT", "price": "$15.01", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 500 - Wired on-ear headphones, JBL Pure Bass Sound, 1-button remote/mic, Tangle-free flat cable, Lightweight and foldable design, Ask Siri or Google Now (Black)", "asin": "B07PFLL2CY", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$14.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 310C - Wired Hi-Res in-Ear Headphones, Tangle-Free Flat Cable, 3-Button Remote with Microphone (Black)", "asin": "B0CT9PYXGY", "price": "$19.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Wired USB-C Earbuds - Noise Isolation - DAC - Hi-Res Audio - Built-in Mic with Mute - Comfortable Silicone Ear Tips - 3 Button Remote \u2013 Plug & Play - HAFR29UC", "asin": "B0DQ9TBZXS", "price": "$29.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "USB C Earbuds Wired with Microphone, in Ear Type C Headphones with mic, Powerful Bass, Lightweight, USB-C Wired Earphones, 3-Button in-line Remote Ear Buds (White)", "asin": "B002KK83JI", "price": "$19.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "MDRZX110NC Noise Canceling On Ear Headphones, Black", "asin": "B00NG57H4S", "price": "$48.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Quantum 100 - Wired Over-Ear Gaming Headphones - Black, Large", "asin": "B084CWCJTW", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 720BT - Wireless Over-Ear Headphones with JBL Pure Bass Sound, Bluetooth 5.3, Up to 76H Battery Life and Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CTBCDD6D", "price": "$59.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 770NC - Adaptive Noise Cancelling with Smart Ambient Wireless Over-Ear Headphones, Bluetooth 5.3, Up to 70H Battery Life with Speed Charge, Lightweight, Comfortable & Foldable Design (Black)", "asin": "B0CT9XTKKM", "price": "$109.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "delivery": "FREE delivery Wed, Apr 16 Or fastest delivery Tue, Apr 15"},
{"title": "Pro Wired Earbuds, in Ear Headphones with Mic Powerful Bass, Hi-Res Audio, Comfort Fit, Lightweight Ear Phones with Microphone", "asin": "B08MSRBKGH", "price": "$24.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 300 - Wired Over-Ear Gaming Headphones with JBL Quantum Engine Software - Black, Large", "asin": "B084D5QDXN", "price": "$49.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "CL750 Wired Headphones with Mic & Volume Control \u2014 Noise Isolating On-Ear Headphones for Computer and Laptop Wired, Plug in Corded Headphone Over Ear with Wire (Foldable, Aux Jack 3.5mm)", "asin": "B087JWTWF9", "price": "$22.49", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "delivery": "FREE delivery Tue, Apr 15 Only 2 left in stock - order soon."},
{"title": "H390 Wired Headset for PC/Laptop, Stereo Headphones with Noise Cancelling Microphone, USB-A, in-Line Controls for Video Meetings, Music, Gaming and Beyond - Black", "asin": "B000UXZQ42", "price": "$24.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "JBuds Lux ANC Wireless Headphones, Mauve, Hybrid Active Noise Cancelling, Customizable Sound, Spatial Audio Compatible, Premium Over-Ear Bluetooth Headset", "asin": "B0CRLXZ5J6", "price": "$79.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 760NC - Wireless Over-ear Noise Cancelling headphones, JBL Pure Bass Sound, Voice Assist, Google Fast Pair, Up to 50Hrs of Battery with ANC off, Lightweight and foldable design (Black)", "asin": "B094YV1S9T", "price": "$129.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 670NC - Wireless On-Ear Headphones with Adaptive Noise Cancelling with Smart Ambient, Up to 65H Battery Life with Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CQ1CVW3Z", "price": "$89.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "JR 460NC - Wireless Over-Ear Noise Cancelling Kids Headphones - White", "asin": "B09CV5LNSP", "price": "$49.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-11T21:22:12.093Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-11T21:19:41.753Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-11T21:19:53.120Z", "action": "click_product", "action_argument": "B0B7SNTVLL"}
{"timestamp": "2025-04-11T21:19:56.780Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:19:58.166Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:01.958Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:12.386Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-11T21:20:39.920Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-11T21:21:43.833Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "jbl wired headphones noise cancelling"}],
"cart_items": [{"title": "Hair Curlers Set with 24 Rollers (6 Jumbo, 6 Large, 6 Medium, 6 Small) and 24 Clips for All Hair Lengths (Black)", "asin": "B0CL5TN5PP", "price": "$12.59", "quantity": "1"},
{"title": "OnePlus Nord Wired Earphones", "asin": "B0B7SNTVLL", "price": "$13.99", "quantity": "1"},
{"title": "Hair Cutting Scissors Shears Kits, 15 Pcs Professional Hairdressing Scissors Set, Stainless Steel Hairdressing Shears Set Professional Thinning Scissors for Barber/Salon/Home/Men/Women/Kids/Adults", "asin": "B0CZDFXDPQ", "price": "$12.89", "quantity": "1"}],
"promotion_items": [{"title": "JBL Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "quantity": ""},
{"title": "JBL Quantum 100P - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (White)", "asin": "B0BVDJJFXW", "price": "$29.95", "quantity": ""},
{"title": "JBL Quantum 100X - Wired Over-Ear Gaming Headset with a Detachable mic, QuantumSOUND Signature, Memory Foam Comfort, Compatible with Windows Sonic Surround Sound (Black)", "asin": "B0BVD2GY4H", "price": "$29.95", "quantity": ""},
{"title": "", "asin": "B0DNT2KX63", "price": "", "quantity": ""},
{"title": "", "asin": "B0CTBCDD6D", "price": "", "quantity": ""},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "quantity": ""},
{"title": "Skullcandy Hesh Evo Wireless Headphones with Charging Cable, 36 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - True Black", "asin": "B0CBLLJTTN", "price": "$64.88", "quantity": ""},
{"title": "Logitech Zone Vibe 100 Lightweight Wireless Over Ear Headphones with Noise Canceling Microphone, Advanced Multipoint Bluetooth Headset, Works with Teams, Google Meet, Zoom, Mac/PC - Graphite", "asin": "B09NBVS84T", "price": "$97.99", "quantity": ""},
{"title": "AILIHEN Wired Headphones with Microphone, Over-Ear Foldable Corded Headphones with Volume Control 3.5mm Jack for Teens Adult Kids Smartphones Chromebook (Grey)", "asin": "B0CQXGBNDV", "price": "$16.14", "quantity": ""},
{"title": "Edifier W820NB Plus Hybrid Active Noise Cancelling Headphones - LDAC Codec - Hi-Res Audio Wireless & Wired - Fast Charge - Over Ear Bluetooth V5.2 Headphones for Travel/Home/Office- Ivory", "asin": "B09S8XP2J2", "price": "$59.49", "quantity": ""}],
"search_results": [{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "2022 in-Ear Headphones Wired Earbuds Stereo Headphones for Samsung Galaxy S10, S10E, S10+, S8, S8+, S9, S9+, Note 9- Designed 3.5 mm Jack with Microphone and Volume Buttons (Black)", "asin": "B0BCQKW1DT", "price": "$15.01", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 500 - Wired on-ear headphones, JBL Pure Bass Sound, 1-button remote/mic, Tangle-free flat cable, Lightweight and foldable design, Ask Siri or Google Now (Black)", "asin": "B07PFLL2CY", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 510BT - Bluetooth headphones with up to 40 hours battery, microphone for call, foldable and comfortable, Android and iOs compatible (Black)", "asin": "B08WM3LMJF", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Endurance Run 2 Wired - Waterproof Wired Sports in-Ear Headphones, Pure Bass Sound, Hands-Free Calls, Never Hurt. Never Fall Out. (Black)", "asin": "B0C5NQSPMN", "price": "$14.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 310C - Wired Hi-Res in-Ear Headphones, Tangle-Free Flat Cable, 3-Button Remote with Microphone (Black)", "asin": "B0CT9PYXGY", "price": "$19.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Wired USB-C Earbuds - Noise Isolation - DAC - Hi-Res Audio - Built-in Mic with Mute - Comfortable Silicone Ear Tips - 3 Button Remote \u2013 Plug & Play - HAFR29UC", "asin": "B0DQ9TBZXS", "price": "$29.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "USB C Earbuds Wired with Microphone, in Ear Type C Headphones with mic, Powerful Bass, Lightweight, USB-C Wired Earphones, 3-Button in-line Remote Ear Buds (White)", "asin": "B002KK83JI", "price": "$19.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "MDRZX110NC Noise Canceling On Ear Headphones, Black", "asin": "B00NG57H4S", "price": "$48.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Quantum 100 - Wired Over-Ear Gaming Headphones - Black, Large", "asin": "B084CWCJTW", "price": "$29.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Tune 720BT - Wireless Over-Ear Headphones with JBL Pure Bass Sound, Bluetooth 5.3, Up to 76H Battery Life and Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CTBCDD6D", "price": "$59.95", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 770NC - Adaptive Noise Cancelling with Smart Ambient Wireless Over-Ear Headphones, Bluetooth 5.3, Up to 70H Battery Life with Speed Charge, Lightweight, Comfortable & Foldable Design (Black)", "asin": "B0CT9XTKKM", "price": "$109.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones,100H Play Time Bluetooth Headphone with Microphone,Lightweight and Foldable Comfortable Deep Bass for Work/Gym Black", "asin": "B0DNT2KX63", "price": "$39.99", "delivery": "FREE delivery Wed, Apr 16 Or fastest delivery Tue, Apr 15"},
{"title": "Pro Wired Earbuds, in Ear Headphones with Mic Powerful Bass, Hi-Res Audio, Comfort Fit, Lightweight Ear Phones with Microphone", "asin": "B08MSRBKGH", "price": "$24.99", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 300 - Wired Over-Ear Gaming Headphones with JBL Quantum Engine Software - Black, Large", "asin": "B084D5QDXN", "price": "$49.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 770NC - Wireless Over-Ear Headphones with True Adaptive Noise Cancelling with Smart Ambient, Up to 65 Hours of Battery Life, Comfort-fit Fabric Headband & Carrying Pouch (Black)", "asin": "B0CT6D6Q27", "price": "$159.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "CL750 Wired Headphones with Mic & Volume Control \u2014 Noise Isolating On-Ear Headphones for Computer and Laptop Wired, Plug in Corded Headphone Over Ear with Wire (Foldable, Aux Jack 3.5mm)", "asin": "B087JWTWF9", "price": "$22.49", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "Quantum 200 - Wired over-ear gaming headset with Voice focus directional flip-up mic and memory foam ear cushions (Black)", "asin": "B084CZX3T1", "price": "$39.95", "delivery": "FREE delivery Tue, Apr 15 Only 2 left in stock - order soon."},
{"title": "H390 Wired Headset for PC/Laptop, Stereo Headphones with Noise Cancelling Microphone, USB-A, in-Line Controls for Video Meetings, Music, Gaming and Beyond - Black", "asin": "B000UXZQ42", "price": "$24.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM on eligible orders Or Non-members get FREE delivery Wed, Apr 16 on $35 of items shipped by Amazon"},
{"title": "JBuds Lux ANC Wireless Headphones, Mauve, Hybrid Active Noise Cancelling, Customizable Sound, Spatial Audio Compatible, Premium Over-Ear Bluetooth Headset", "asin": "B0CRLXZ5J6", "price": "$79.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Tune 760NC - Wireless Over-ear Noise Cancelling headphones, JBL Pure Bass Sound, Voice Assist, Google Fast Pair, Up to 50Hrs of Battery with ANC off, Lightweight and foldable design (Black)", "asin": "B094YV1S9T", "price": "$129.95", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Live 670NC - Wireless On-Ear Headphones with Adaptive Noise Cancelling with Smart Ambient, Up to 65H Battery Life with Speed Charge, Lightweight, Comfortable and Foldable Design (Black)", "asin": "B0CQ1CVW3Z", "price": "$89.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "JR 460NC - Wireless Over-Ear Noise Cancelling Kids Headphones - White", "asin": "B09CV5LNSP", "price": "$49.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-11T21:22:12.093Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>
