<|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": "2025-04-11T21:01:02.393Z", "action": "input", "action_argument": "wireless haedphones"}
{"timestamp": "2025-04-11T21:01:02.879Z", "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": "wireless headphones"}],
"cart_items": [{"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": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$24.99", "quantity": ""},
{"title": "PHILIPS H6509 Wireless Headphones,Over-Ear Bluetooth Headphones with Noise Canceling Pro,Dynamic Bass,70H Battery Life,Fast Charging,Soft Ear Cups,Bluetooth 5.3, Multipoint Connectivity,App Control", "asin": "B0D8N8HLW6", "price": "$72.99", "quantity": ""},
{"title": "Skullcandy Hesh ANC Over-Ear Noise Cancelling Wireless Headphones with Charging Cable, 22 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - Preppy Sage", "asin": "B0D3746YW8", "price": "$89.99", "quantity": ""},
{"title": "", "asin": "B0CRLXZ5J6", "price": "", "quantity": ""},
{"title": "", "asin": "B0D41JQTF8", "price": "", "quantity": ""}],
"ads": [{"title": "Go to detail page for \"1Mii Y8 Hybrid Active Noise Cancelling Headphones, Hi-Res LDAC Wireless Audio, 75H Ultra-Long Playtime, Comfort Fit & Foldable Over Ear Bluetooth Headphones for Travel, Home, Office -Black.\" Price $49.99. Eligible for Prime. Join Prime to buy this item at $39.99.", "asin": "B0DLGD52P4"}],
"search_results": [{"title": "ZIUTY Wireless Earbuds Bluetooth Headphones,Long Playtime, Power Display Waterproof", "asin": "B0DRG5L1MM", "price": "$104.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 Only 10 left in stock - order soon."},
{"title": "TAGRY Bluetooth Headphones True Wireless Earbuds 60H Playback LED Power Display Earphones with Wireless Charging Case IPX5 Waterproof in-Ear Ear buds with Mic for TV Smart Phone Laptop Computer Sports", "asin": "B09DT48V16", "price": "$25.99", "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": "JBL 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": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$44.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "BERIBES Bluetooth Headphones Over Ear, 65H Playtime and 6 EQ Music Modes Wireless Headphones with Microphone, HiFi Stereo Foldable Lightweight Headset, Deep Bass for Home Office Cellphone PC Ect.", "asin": "B09LYF2ST7", "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": "JBL 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": "Wireless Headset with AI Noise Cancelling Microphone Bluetooth Headset - Bluetooth V5.2 Headphones with USB Dongle, Charging Base & Mic Mute for Computer/Laptop/PC/iPhone/Android/Cell Phones", "asin": "B0DHRRD5FQ", "price": "$67.49", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "PocBuds Bluetooth Headphones Wireless Earbuds 80hrs Playtime Wireless Charging Case Digital Display Sports Ear Buds with Earhook Deep Bass IPX7 Waterproof Over-Ear Earphones for TV Phone Laptop Black", "asin": "B0C3W4MNN1", "price": "$25.99", "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": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$8.48", "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": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "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": "Sony WH-CH520 Wireless Headphones Bluetooth On-Ear Headset with Microphone, Black New", "asin": "B0BS1PRC4L", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore Anker Life Q20 Hybrid Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones, 60H Playtime, Hi-Res Audio, Deep Bass, Memory Foam Ear Cups, Travel, Office, USB-C Charging", "asin": "B0DLKB5V35", "price": "$39.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "TOZO Bluetooth 5.4 Over Ear Headphones, ENC Call Noise Cancelling Mic, Foldable Wireless Headset, 70H Playback, Deep Bass Stereo Sound, Customizable EQ via Button & App, for Travel and Home, Upgraded", "asin": "B0D9286GZH", "price": "$26.99", "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": "Bluetooth Headphones, V5.3 Wireless Earbuds with Mic for AI Noise Canceling Calls, in-Ear Neckband, 60H Playtime, IPX5 Sweat-Proof Magnetic Earphones, Enhanced Bass EQ Headsets for Music Sports", "asin": "B0D8LBC6HX", "price": "$49.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Apple AirPods Pro 2 Wireless Earbuds, Bluetooth Headphones, Active Noise Cancellation, Hearing Aid Feature, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization (White)", "asin": "B0BTYCJXBK", "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": "Uliptz Wireless Bluetooth Headphones, 65H Playtime, 6 EQ Sound Modes, HiFi Stereo Over Ear Headphones with Microphone, Foldable Lightweight Bluetooth 5.3 Headphones for Travel/Office/Cellphone/PC", "asin": "B09NNBBY8F", "price": "$14.99", "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": "Picun B8 Bluetooth Headphones, 120H Playtime Headphones Wireless Bluetooth with 3 EQ Modes, Low Latency, Hands-Free Calls, Over Ear Headphones for Travel Home Office Cellphone PC Black", "asin": "B0CFV9XR2Q", "price": "$16.99", "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": "EMEET Airflow Open Ear Headphones with Mic, Zoom Certified, True Wireless Headsets with Detachable Microphone, ENC+VoiceCore 2.0 Noise Cancelling, Bluetooth 5.3, Multi-Point, Wireless Earbuds for Work", "asin": "B0DYNZTLZ1", "price": "$159.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Beats Solo 4 - Wireless Bluetooth On-Ear Headphones, Apple & Android Compatible, Up to 50 Hours of Battery Life - Matte Black", "asin": "B0CZPLV566", "price": "$154.99", "delivery": "FREE delivery Fri, Apr 18 Or fastest delivery Tue, Apr 15"},
{"title": "TOZO T6 True Wireless Earbuds Bluetooth 5.3 Headphones 50H Long Playtime, Wireless Charging Case, IPX8 Waterproof Stereo Earphones, Built-in Mic Calls, Headset Premium Deep Bass 32 Preset EQs via APP", "asin": "B07RGZ5NKS", "price": "$20.99", "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": "Wireless Earbuds Sport Headphones 5.3, 80Hrs Stereo New Bluetooth Earbuds with HD Mic, Ear buds with Earhooks ENC Noise Canceling Earphones, IP7 Waterproof Headset for Sports/Workout/Running Rose Gold", "asin": "B0DQ4BZYZM", "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": "Sony WH-CH720N Noise Canceling Wireless Headphones Bluetooth Over The Ear Headset with Microphone and Alexa Built-in, Black New", "asin": "B0BS1QCFHX", "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": "2025-04-11T21:02:21.341Z", // 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": "2025-04-11T21:01:02.393Z", "action": "input", "action_argument": "wireless haedphones"}
{"timestamp": "2025-04-11T21:01:02.879Z", "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": "wireless headphones"}],
"cart_items": [{"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": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$24.99", "quantity": ""},
{"title": "PHILIPS H6509 Wireless Headphones,Over-Ear Bluetooth Headphones with Noise Canceling Pro,Dynamic Bass,70H Battery Life,Fast Charging,Soft Ear Cups,Bluetooth 5.3, Multipoint Connectivity,App Control", "asin": "B0D8N8HLW6", "price": "$72.99", "quantity": ""},
{"title": "Skullcandy Hesh ANC Over-Ear Noise Cancelling Wireless Headphones with Charging Cable, 22 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - Preppy Sage", "asin": "B0D3746YW8", "price": "$89.99", "quantity": ""},
{"title": "", "asin": "B0CRLXZ5J6", "price": "", "quantity": ""},
{"title": "", "asin": "B0D41JQTF8", "price": "", "quantity": ""}],
"ads": [{"title": "Go to detail page for \"1Mii Y8 Hybrid Active Noise Cancelling Headphones, Hi-Res LDAC Wireless Audio, 75H Ultra-Long Playtime, Comfort Fit & Foldable Over Ear Bluetooth Headphones for Travel, Home, Office -Black.\" Price $49.99. Eligible for Prime. Join Prime to buy this item at $39.99.", "asin": "B0DLGD52P4"}],
"search_results": [{"title": "ZIUTY Wireless Earbuds Bluetooth Headphones,Long Playtime, Power Display Waterproof", "asin": "B0DRG5L1MM", "price": "$104.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 Only 10 left in stock - order soon."},
{"title": "TAGRY Bluetooth Headphones True Wireless Earbuds 60H Playback LED Power Display Earphones with Wireless Charging Case IPX5 Waterproof in-Ear Ear buds with Mic for TV Smart Phone Laptop Computer Sports", "asin": "B09DT48V16", "price": "$25.99", "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": "JBL 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": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$44.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "BERIBES Bluetooth Headphones Over Ear, 65H Playtime and 6 EQ Music Modes Wireless Headphones with Microphone, HiFi Stereo Foldable Lightweight Headset, Deep Bass for Home Office Cellphone PC Ect.", "asin": "B09LYF2ST7", "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": "JBL 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": "Wireless Headset with AI Noise Cancelling Microphone Bluetooth Headset - Bluetooth V5.2 Headphones with USB Dongle, Charging Base & Mic Mute for Computer/Laptop/PC/iPhone/Android/Cell Phones", "asin": "B0DHRRD5FQ", "price": "$67.49", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "PocBuds Bluetooth Headphones Wireless Earbuds 80hrs Playtime Wireless Charging Case Digital Display Sports Ear Buds with Earhook Deep Bass IPX7 Waterproof Over-Ear Earphones for TV Phone Laptop Black", "asin": "B0C3W4MNN1", "price": "$25.99", "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": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$8.48", "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": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "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": "Sony WH-CH520 Wireless Headphones Bluetooth On-Ear Headset with Microphone, Black New", "asin": "B0BS1PRC4L", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore Anker Life Q20 Hybrid Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones, 60H Playtime, Hi-Res Audio, Deep Bass, Memory Foam Ear Cups, Travel, Office, USB-C Charging", "asin": "B0DLKB5V35", "price": "$39.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "TOZO Bluetooth 5.4 Over Ear Headphones, ENC Call Noise Cancelling Mic, Foldable Wireless Headset, 70H Playback, Deep Bass Stereo Sound, Customizable EQ via Button & App, for Travel and Home, Upgraded", "asin": "B0D9286GZH", "price": "$26.99", "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": "Bluetooth Headphones, V5.3 Wireless Earbuds with Mic for AI Noise Canceling Calls, in-Ear Neckband, 60H Playtime, IPX5 Sweat-Proof Magnetic Earphones, Enhanced Bass EQ Headsets for Music Sports", "asin": "B0D8LBC6HX", "price": "$49.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Apple AirPods Pro 2 Wireless Earbuds, Bluetooth Headphones, Active Noise Cancellation, Hearing Aid Feature, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization (White)", "asin": "B0BTYCJXBK", "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": "Uliptz Wireless Bluetooth Headphones, 65H Playtime, 6 EQ Sound Modes, HiFi Stereo Over Ear Headphones with Microphone, Foldable Lightweight Bluetooth 5.3 Headphones for Travel/Office/Cellphone/PC", "asin": "B09NNBBY8F", "price": "$14.99", "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": "Picun B8 Bluetooth Headphones, 120H Playtime Headphones Wireless Bluetooth with 3 EQ Modes, Low Latency, Hands-Free Calls, Over Ear Headphones for Travel Home Office Cellphone PC Black", "asin": "B0CFV9XR2Q", "price": "$16.99", "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": "EMEET Airflow Open Ear Headphones with Mic, Zoom Certified, True Wireless Headsets with Detachable Microphone, ENC+VoiceCore 2.0 Noise Cancelling, Bluetooth 5.3, Multi-Point, Wireless Earbuds for Work", "asin": "B0DYNZTLZ1", "price": "$159.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Beats Solo 4 - Wireless Bluetooth On-Ear Headphones, Apple & Android Compatible, Up to 50 Hours of Battery Life - Matte Black", "asin": "B0CZPLV566", "price": "$154.99", "delivery": "FREE delivery Fri, Apr 18 Or fastest delivery Tue, Apr 15"},
{"title": "TOZO T6 True Wireless Earbuds Bluetooth 5.3 Headphones 50H Long Playtime, Wireless Charging Case, IPX8 Waterproof Stereo Earphones, Built-in Mic Calls, Headset Premium Deep Bass 32 Preset EQs via APP", "asin": "B07RGZ5NKS", "price": "$20.99", "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": "Wireless Earbuds Sport Headphones 5.3, 80Hrs Stereo New Bluetooth Earbuds with HD Mic, Ear buds with Earhooks ENC Noise Canceling Earphones, IP7 Waterproof Headset for Sports/Workout/Running Rose Gold", "asin": "B0DQ4BZYZM", "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": "Sony WH-CH720N Noise Canceling Wireless Headphones Bluetooth Over The Ear Headset with Microphone and Alexa Built-in, Black New", "asin": "B0BS1QCFHX", "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": "2025-04-11T21:02:21.341Z", // 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": "2025-04-11T21:01:02.393Z", "action": "input", "action_argument": "wireless haedphones"}
{"timestamp": "2025-04-11T21:01:02.879Z", "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": "wireless headphones"}],
"cart_items": [{"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": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization via App", "asin": "B0BTYCRJSS", "price": "$24.99", "quantity": ""},
{"title": "PHILIPS H6509 Wireless Headphones,Over-Ear Bluetooth Headphones with Noise Canceling Pro,Dynamic Bass,70H Battery Life,Fast Charging,Soft Ear Cups,Bluetooth 5.3, Multipoint Connectivity,App Control", "asin": "B0D8N8HLW6", "price": "$72.99", "quantity": ""},
{"title": "Skullcandy Hesh ANC Over-Ear Noise Cancelling Wireless Headphones with Charging Cable, 22 Hr Battery, Microphone, Works with iPhone Android and Bluetooth Devices - Preppy Sage", "asin": "B0D3746YW8", "price": "$89.99", "quantity": ""},
{"title": "", "asin": "B0CRLXZ5J6", "price": "", "quantity": ""},
{"title": "", "asin": "B0D41JQTF8", "price": "", "quantity": ""}],
"ads": [{"title": "Go to detail page for \"1Mii Y8 Hybrid Active Noise Cancelling Headphones, Hi-Res LDAC Wireless Audio, 75H Ultra-Long Playtime, Comfort Fit & Foldable Over Ear Bluetooth Headphones for Travel, Home, Office -Black.\" Price $49.99. Eligible for Prime. Join Prime to buy this item at $39.99.", "asin": "B0DLGD52P4"}],
"search_results": [{"title": "ZIUTY Wireless Earbuds Bluetooth Headphones,Long Playtime, Power Display Waterproof", "asin": "B0DRG5L1MM", "price": "$104.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16 Only 10 left in stock - order soon."},
{"title": "TAGRY Bluetooth Headphones True Wireless Earbuds 60H Playback LED Power Display Earphones with Wireless Charging Case IPX5 Waterproof in-Ear Ear buds with Mic for TV Smart Phone Laptop Computer Sports", "asin": "B09DT48V16", "price": "$25.99", "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": "JBL 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": "JBL Vibe Beam - True Wireless JBL Deep Bass Sound Earbuds, Bluetooth 5.2, Water & Dust Resistant, Hands-free call with VoiceAware, Up to 32 hours of battery life (Black)", "asin": "B0BQPNMXQV", "price": "$44.95", "delivery": "FREE delivery Tue, Apr 15"},
{"title": "BERIBES Bluetooth Headphones Over Ear, 65H Playtime and 6 EQ Music Modes Wireless Headphones with Microphone, HiFi Stereo Foldable Lightweight Headset, Deep Bass for Home Office Cellphone PC Ect.", "asin": "B09LYF2ST7", "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": "JBL 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": "Wireless Headset with AI Noise Cancelling Microphone Bluetooth Headset - Bluetooth V5.2 Headphones with USB Dongle, Charging Base & Mic Mute for Computer/Laptop/PC/iPhone/Android/Cell Phones", "asin": "B0DHRRD5FQ", "price": "$67.49", "delivery": "Prime members get FREE delivery Tomorrow, Apr 12 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "PocBuds Bluetooth Headphones Wireless Earbuds 80hrs Playtime Wireless Charging Case Digital Display Sports Ear Buds with Earhook Deep Bass IPX7 Waterproof Over-Ear Earphones for TV Phone Laptop Black", "asin": "B0C3W4MNN1", "price": "$25.99", "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": "kurdene Wireless Earbuds Bluetooth 5.3 in Ear Buds Light Weight Headphones,Deep Bass Sound,Built in Mics Headset,Clear Calls Earphones for Sports Workout", "asin": "B0D635YLCT", "price": "$8.48", "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": "Wireless Earbuds, 2025 Ear Buds with Big Bass Stereo Sound, Lightweight Bluetooth Earbuds with 48 Hours Playtime, in-Ear Fit Earphones, IPX7, Hands-Free Calls with AI for iPhone, Android, Pad", "asin": "B0DWZQLMY9", "price": "$19.99", "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": "Sony WH-CH520 Wireless Headphones Bluetooth On-Ear Headset with Microphone, Black New", "asin": "B0BS1PRC4L", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore Anker Life Q20 Hybrid Active Noise Cancelling Headphones, Wireless Over Ear Bluetooth Headphones, 60H Playtime, Hi-Res Audio, Deep Bass, Memory Foam Ear Cups, Travel, Office, USB-C Charging", "asin": "B0DLKB5V35", "price": "$39.99", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "TOZO Bluetooth 5.4 Over Ear Headphones, ENC Call Noise Cancelling Mic, Foldable Wireless Headset, 70H Playback, Deep Bass Stereo Sound, Customizable EQ via Button & App, for Travel and Home, Upgraded", "asin": "B0D9286GZH", "price": "$26.99", "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": "Bluetooth Headphones, V5.3 Wireless Earbuds with Mic for AI Noise Canceling Calls, in-Ear Neckband, 60H Playtime, IPX5 Sweat-Proof Magnetic Earphones, Enhanced Bass EQ Headsets for Music Sports", "asin": "B0D8LBC6HX", "price": "$49.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Apple AirPods Pro 2 Wireless Earbuds, Bluetooth Headphones, Active Noise Cancellation, Hearing Aid Feature, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging", "asin": "B0D1XD1ZV3", "price": "$199.00", "delivery": "Prime members get FREE delivery Overnight 4 AM - 8 AM Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Soundcore by Anker P20i True Wireless Earbuds, 10mm Drivers with Big Bass, Bluetooth 5.3, 30H Long Playtime, Water-Resistant, 2 Mics for AI Clear Calls, 22 Preset EQs, Customization (White)", "asin": "B0BTYCJXBK", "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": "Uliptz Wireless Bluetooth Headphones, 65H Playtime, 6 EQ Sound Modes, HiFi Stereo Over Ear Headphones with Microphone, Foldable Lightweight Bluetooth 5.3 Headphones for Travel/Office/Cellphone/PC", "asin": "B09NNBBY8F", "price": "$14.99", "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": "Picun B8 Bluetooth Headphones, 120H Playtime Headphones Wireless Bluetooth with 3 EQ Modes, Low Latency, Hands-Free Calls, Over Ear Headphones for Travel Home Office Cellphone PC Black", "asin": "B0CFV9XR2Q", "price": "$16.99", "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": "EMEET Airflow Open Ear Headphones with Mic, Zoom Certified, True Wireless Headsets with Detachable Microphone, ENC+VoiceCore 2.0 Noise Cancelling, Bluetooth 5.3, Multi-Point, Wireless Earbuds for Work", "asin": "B0DYNZTLZ1", "price": "$159.99", "delivery": "Prime members get FREE delivery Sun, Apr 13 Or Non-members get FREE delivery Wed, Apr 16"},
{"title": "Beats Solo 4 - Wireless Bluetooth On-Ear Headphones, Apple & Android Compatible, Up to 50 Hours of Battery Life - Matte Black", "asin": "B0CZPLV566", "price": "$154.99", "delivery": "FREE delivery Fri, Apr 18 Or fastest delivery Tue, Apr 15"},
{"title": "TOZO T6 True Wireless Earbuds Bluetooth 5.3 Headphones 50H Long Playtime, Wireless Charging Case, IPX8 Waterproof Stereo Earphones, Built-in Mic Calls, Headset Premium Deep Bass 32 Preset EQs via APP", "asin": "B07RGZ5NKS", "price": "$20.99", "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": "Wireless Earbuds Sport Headphones 5.3, 80Hrs Stereo New Bluetooth Earbuds with HD Mic, Ear buds with Earhooks ENC Noise Canceling Earphones, IP7 Waterproof Headset for Sports/Workout/Running Rose Gold", "asin": "B0DQ4BZYZM", "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": "Sony WH-CH720N Noise Canceling Wireless Headphones Bluetooth Over The Ear Headset with Microphone and Alexa Built-in, Black New", "asin": "B0BS1QCFHX", "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": "2025-04-11T21:02:21.341Z", // 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>
