<|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": "2025-04-12T22:22:25.678Z", "action": "click_product", "action_argument": "B0CNXKDR99"}
{"timestamp": "2025-04-12T22:22:32.484Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-12T22:22:35.867Z", "action": "click", "action_argument": "review"}
<|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": ""}],
"cart_items": [{"title": "Tisino 1/8 to 1/4 Stereo Cable, 1/8 Inch TRS Stereo to Dual 1/4 inch TS Mono Y-Splitter Cable 3.5mm Aux Mini Jack to Jack Breakout Cord - 3.3 feet", "asin": "B083R5BJ6P", "price": "$12.99", "quantity": "1"},
{"title": "Phenyx Pro Wireless Microphone System PTU-71-2H Bundle with 6Ft XLR Snake Cable PCBL-4IN1-6", "asin": "B0CNXKDR99", "price": "$185.00"},
{"title": "Cable Matters Dual RCA to XLR Unbalanced Interconnect Cable 6 ft, 2 RCA to XLR Male Cable (Dual XLR to RCA Cable) - 6 Feet", "asin": "B084DFD31M", "price": "$12.99", "quantity": "1"},
{"title": "YAMAHA MG06X 6-Input Compact Stereo Mixer with Effects", "asin": "B00I2J4V5G", "price": "$169.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09YLY3HWQ"},
{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case"},
{"bullet_list": "PREMIUM WIRELESS PERFORMANCE: Dual UHF wireless microphone system with selectable frequency. Channel 1: 538.3 - 566.5Mhz (100 channels). Channel 2: 571.3 - 599.5MHz (100 channels). Employs PLL frequency synthesized technology to provide hassle-free sound transmission, minimum dropouts, and maximum feedback rejection. Smooth and quick IR synchronization. Long range operation of 290ft \u2013 328ft line of sight STURDY BUILD, MULTICHANNEL FEATURE: Sturdy metal build for both wireless receiver and cordless handheld mic. The endurable system is equipped with high-quality cardioid dynamic cartridge that engineers for clear robust optimal true sound. Full range response and great reproduction of vocal tone. Multichannel feature enables users to select different frequencies when preset frequency fails, thus ensuring interference-free reliable performance and allowing multiple systems used at the same time AUTO SCAN FEATURE AND ANTI-INTERFERENCE FEATURE: UHF microphone system equips with auto scan function, which enables system to search for the least interference channel to pair up with transmitters. It also has lock function to lock selected frequency. With wireless headset, wireless lapel lavalier, & handheld mic in one set, it satisfies various needs. 2 antennas design increases anti-interference ability and decreases interference between each channel. BOX CONTENTS: 1 x channel wireless metal receiver for long operation, 2 x UHF wireless handheld mic,1 x 1/4\u2019\u2019 audio cable, 1 x power adapter, 2 x antenna, 2 x anti-rolling rings, 4 x AA battery for 16hrs long hour use, 1 x user manual DEVOTED SERVICE: Genuine Phenyx Pro audio products come with 12-month manufacturer assurance and supportive customer service. Welcome to come to us for troubleshooting or replacement of discontinuous/defective parts."}],
"product_quantity": [{"quantity": "1"}],
"promotion_items": [{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic, Fixed Frequency Metal Cordless Mic with 4 Handheld Dynamic Microphones, 260ft Range, Mics for Singing, Church(PTU-5000-4H)", "asin": "B07GR69D9L", "price": "$199.99", "quantity": ""},
{"title": "Debra Audio Pro UHF 4 Channel Wireless Microphone System with Cordless Handheld Lavalier Headset Mics, Metal Receiver, Ideal for Karaoke Church Party (with 4 Handheld (A))", "asin": "B07YTMLGTS", "price": "$135.89", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic Set with Handheld/Bodypack/Headset/Lapel Mics, Fixed Frequency Metal Cordless Microphone for Church,Singing,DJ(PTU-5000-2H2B)", "asin": "B07MPTBG49", "price": "$199.99", "quantity": ""},
{"title": "Phenyx Pro Dual-Channel Wireless Microphone System, Dynamic Mics w/ID Lock, Tunable Power Level, Auto Scan, Spectrum Analyzer, True Diversity Cordless Handheld for Singing, DJ, Karaoke (PTAU-2)", "asin": "B0D83CZHNW", "price": "$419.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Mic Set, Professional UHF Handheld Wireless Microphones w/Auto Scan, 2x1000 Channels, 328ft for Stage & Studio (PTU-2U-2H)", "asin": "B0B68RDPK8", "price": "$319.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "Dual-Channel UHF Wireless Microphone System with Auto Scan & IR Sync \u2013 200 Channels...", "asin": "B0BYSHF67S", "price": "$119.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Microphone Set w/UHF Handheld/Bodypack/Headset/Lapel Mics, Auto Scan, 2x1000 Channels for Stage & Studio (PTU-2U-1H1B)", "asin": "B0C7MSPNB5", "price": "$319.99", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "TONOR Wireless Microphone System, 4 * 10-Channel UHF Cordless Handheld Mic Set with Headset/Lavalier Lapel Mics, Bodypack Transmitter, Receiver, 200ft Range for Karaoke Singing Church DJ PA Speaker", "asin": "B0CYPND9ZY", "price": "$124.99", "quantity": ""}],
"comparison_items": [{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case", "price": "$188.90"},
{"title": "Hiberr UHF Wireless Microphone \u2013 2channel Handheld Mic, Auto Scan, 300FT Range, PA Amplifier, Signal Shielding, 8-10H Battery \u2013 Ideal for Singers, DJs, Churches & Events (YU-E20).", "asin": "B0B4BQJMPN", "price": "$239.00"},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99"},
{"title": "Kimyah Wireless Microphones System, 2x100 Channels Metal Cordless Handheld Microfonos, 328FT UHF Range, Mics with Stable Signal Transmission for Professional Stage, DJ and Party Karaoke(KY-3308)", "asin": "B0CT3BVX42", "price": "$215.00"},
{"title": "Professional Wireless Microphone System Auto Scan, UHF 2X100 Channel Metal Wireless Mics Set for Singing, Dj, Church, Karaoke, Dual Handheld Vocal Dynamic Cordless Microphones Long Range 300Ft", "asin": "B0D9J1HBGY", "price": "$110.99"},
{"title": "Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies,200ft Range (PTU-52-2H)", "asin": "B08N112VY2", "price": "$109.99"}]
<|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": "2025-04-12T22:22:37.498Z", // 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": "2025-04-12T22:22:25.678Z", "action": "click_product", "action_argument": "B0CNXKDR99"}
{"timestamp": "2025-04-12T22:22:32.484Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-12T22:22:35.867Z", "action": "click", "action_argument": "review"}
<|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": ""}],
"cart_items": [{"title": "Tisino 1/8 to 1/4 Stereo Cable, 1/8 Inch TRS Stereo to Dual 1/4 inch TS Mono Y-Splitter Cable 3.5mm Aux Mini Jack to Jack Breakout Cord - 3.3 feet", "asin": "B083R5BJ6P", "price": "$12.99", "quantity": "1"},
{"title": "Phenyx Pro Wireless Microphone System PTU-71-2H Bundle with 6Ft XLR Snake Cable PCBL-4IN1-6", "asin": "B0CNXKDR99", "price": "$185.00"},
{"title": "Cable Matters Dual RCA to XLR Unbalanced Interconnect Cable 6 ft, 2 RCA to XLR Male Cable (Dual XLR to RCA Cable) - 6 Feet", "asin": "B084DFD31M", "price": "$12.99", "quantity": "1"},
{"title": "YAMAHA MG06X 6-Input Compact Stereo Mixer with Effects", "asin": "B00I2J4V5G", "price": "$169.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09YLY3HWQ"},
{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case"},
{"bullet_list": "PREMIUM WIRELESS PERFORMANCE: Dual UHF wireless microphone system with selectable frequency. Channel 1: 538.3 - 566.5Mhz (100 channels). Channel 2: 571.3 - 599.5MHz (100 channels). Employs PLL frequency synthesized technology to provide hassle-free sound transmission, minimum dropouts, and maximum feedback rejection. Smooth and quick IR synchronization. Long range operation of 290ft \u2013 328ft line of sight STURDY BUILD, MULTICHANNEL FEATURE: Sturdy metal build for both wireless receiver and cordless handheld mic. The endurable system is equipped with high-quality cardioid dynamic cartridge that engineers for clear robust optimal true sound. Full range response and great reproduction of vocal tone. Multichannel feature enables users to select different frequencies when preset frequency fails, thus ensuring interference-free reliable performance and allowing multiple systems used at the same time AUTO SCAN FEATURE AND ANTI-INTERFERENCE FEATURE: UHF microphone system equips with auto scan function, which enables system to search for the least interference channel to pair up with transmitters. It also has lock function to lock selected frequency. With wireless headset, wireless lapel lavalier, & handheld mic in one set, it satisfies various needs. 2 antennas design increases anti-interference ability and decreases interference between each channel. BOX CONTENTS: 1 x channel wireless metal receiver for long operation, 2 x UHF wireless handheld mic,1 x 1/4\u2019\u2019 audio cable, 1 x power adapter, 2 x antenna, 2 x anti-rolling rings, 4 x AA battery for 16hrs long hour use, 1 x user manual DEVOTED SERVICE: Genuine Phenyx Pro audio products come with 12-month manufacturer assurance and supportive customer service. Welcome to come to us for troubleshooting or replacement of discontinuous/defective parts."}],
"product_quantity": [{"quantity": "1"}],
"promotion_items": [{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic, Fixed Frequency Metal Cordless Mic with 4 Handheld Dynamic Microphones, 260ft Range, Mics for Singing, Church(PTU-5000-4H)", "asin": "B07GR69D9L", "price": "$199.99", "quantity": ""},
{"title": "Debra Audio Pro UHF 4 Channel Wireless Microphone System with Cordless Handheld Lavalier Headset Mics, Metal Receiver, Ideal for Karaoke Church Party (with 4 Handheld (A))", "asin": "B07YTMLGTS", "price": "$135.89", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic Set with Handheld/Bodypack/Headset/Lapel Mics, Fixed Frequency Metal Cordless Microphone for Church,Singing,DJ(PTU-5000-2H2B)", "asin": "B07MPTBG49", "price": "$199.99", "quantity": ""},
{"title": "Phenyx Pro Dual-Channel Wireless Microphone System, Dynamic Mics w/ID Lock, Tunable Power Level, Auto Scan, Spectrum Analyzer, True Diversity Cordless Handheld for Singing, DJ, Karaoke (PTAU-2)", "asin": "B0D83CZHNW", "price": "$419.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Mic Set, Professional UHF Handheld Wireless Microphones w/Auto Scan, 2x1000 Channels, 328ft for Stage & Studio (PTU-2U-2H)", "asin": "B0B68RDPK8", "price": "$319.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "Dual-Channel UHF Wireless Microphone System with Auto Scan & IR Sync \u2013 200 Channels...", "asin": "B0BYSHF67S", "price": "$119.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Microphone Set w/UHF Handheld/Bodypack/Headset/Lapel Mics, Auto Scan, 2x1000 Channels for Stage & Studio (PTU-2U-1H1B)", "asin": "B0C7MSPNB5", "price": "$319.99", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "TONOR Wireless Microphone System, 4 * 10-Channel UHF Cordless Handheld Mic Set with Headset/Lavalier Lapel Mics, Bodypack Transmitter, Receiver, 200ft Range for Karaoke Singing Church DJ PA Speaker", "asin": "B0CYPND9ZY", "price": "$124.99", "quantity": ""}],
"comparison_items": [{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case", "price": "$188.90"},
{"title": "Hiberr UHF Wireless Microphone \u2013 2channel Handheld Mic, Auto Scan, 300FT Range, PA Amplifier, Signal Shielding, 8-10H Battery \u2013 Ideal for Singers, DJs, Churches & Events (YU-E20).", "asin": "B0B4BQJMPN", "price": "$239.00"},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99"},
{"title": "Kimyah Wireless Microphones System, 2x100 Channels Metal Cordless Handheld Microfonos, 328FT UHF Range, Mics with Stable Signal Transmission for Professional Stage, DJ and Party Karaoke(KY-3308)", "asin": "B0CT3BVX42", "price": "$215.00"},
{"title": "Professional Wireless Microphone System Auto Scan, UHF 2X100 Channel Metal Wireless Mics Set for Singing, Dj, Church, Karaoke, Dual Handheld Vocal Dynamic Cordless Microphones Long Range 300Ft", "asin": "B0D9J1HBGY", "price": "$110.99"},
{"title": "Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies,200ft Range (PTU-52-2H)", "asin": "B08N112VY2", "price": "$109.99"}]
<|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": "2025-04-12T22:22:37.498Z", // 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": "2025-04-12T22:22:25.678Z", "action": "click_product", "action_argument": "B0CNXKDR99"}
{"timestamp": "2025-04-12T22:22:32.484Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-12T22:22:35.867Z", "action": "click", "action_argument": "review"}
<|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": ""}],
"cart_items": [{"title": "Tisino 1/8 to 1/4 Stereo Cable, 1/8 Inch TRS Stereo to Dual 1/4 inch TS Mono Y-Splitter Cable 3.5mm Aux Mini Jack to Jack Breakout Cord - 3.3 feet", "asin": "B083R5BJ6P", "price": "$12.99", "quantity": "1"},
{"title": "Phenyx Pro Wireless Microphone System PTU-71-2H Bundle with 6Ft XLR Snake Cable PCBL-4IN1-6", "asin": "B0CNXKDR99", "price": "$185.00"},
{"title": "Cable Matters Dual RCA to XLR Unbalanced Interconnect Cable 6 ft, 2 RCA to XLR Male Cable (Dual XLR to RCA Cable) - 6 Feet", "asin": "B084DFD31M", "price": "$12.99", "quantity": "1"},
{"title": "YAMAHA MG06X 6-Input Compact Stereo Mixer with Effects", "asin": "B00I2J4V5G", "price": "$169.99", "quantity": "1"},
{"title": "The Power of Strangers: The Benefits of Connecting in a Suspicious World", "asin": "1984855778", "price": "$15.88", "quantity": "1"},
{"title": "The Art of Gathering: How We Meet and Why It Matters", "asin": "1594634920", "price": "$13.50", "quantity": "1"}],
"product_details": [{"asin": "B09YLY3HWQ"},
{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case"},
{"bullet_list": "PREMIUM WIRELESS PERFORMANCE: Dual UHF wireless microphone system with selectable frequency. Channel 1: 538.3 - 566.5Mhz (100 channels). Channel 2: 571.3 - 599.5MHz (100 channels). Employs PLL frequency synthesized technology to provide hassle-free sound transmission, minimum dropouts, and maximum feedback rejection. Smooth and quick IR synchronization. Long range operation of 290ft \u2013 328ft line of sight STURDY BUILD, MULTICHANNEL FEATURE: Sturdy metal build for both wireless receiver and cordless handheld mic. The endurable system is equipped with high-quality cardioid dynamic cartridge that engineers for clear robust optimal true sound. Full range response and great reproduction of vocal tone. Multichannel feature enables users to select different frequencies when preset frequency fails, thus ensuring interference-free reliable performance and allowing multiple systems used at the same time AUTO SCAN FEATURE AND ANTI-INTERFERENCE FEATURE: UHF microphone system equips with auto scan function, which enables system to search for the least interference channel to pair up with transmitters. It also has lock function to lock selected frequency. With wireless headset, wireless lapel lavalier, & handheld mic in one set, it satisfies various needs. 2 antennas design increases anti-interference ability and decreases interference between each channel. BOX CONTENTS: 1 x channel wireless metal receiver for long operation, 2 x UHF wireless handheld mic,1 x 1/4\u2019\u2019 audio cable, 1 x power adapter, 2 x antenna, 2 x anti-rolling rings, 4 x AA battery for 16hrs long hour use, 1 x user manual DEVOTED SERVICE: Genuine Phenyx Pro audio products come with 12-month manufacturer assurance and supportive customer service. Welcome to come to us for troubleshooting or replacement of discontinuous/defective parts."}],
"product_quantity": [{"quantity": "1"}],
"promotion_items": [{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic, Fixed Frequency Metal Cordless Mic with 4 Handheld Dynamic Microphones, 260ft Range, Mics for Singing, Church(PTU-5000-4H)", "asin": "B07GR69D9L", "price": "$199.99", "quantity": ""},
{"title": "Debra Audio Pro UHF 4 Channel Wireless Microphone System with Cordless Handheld Lavalier Headset Mics, Metal Receiver, Ideal for Karaoke Church Party (with 4 Handheld (A))", "asin": "B07YTMLGTS", "price": "$135.89", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, 4-Channel UHF Wireless Mic Set with Handheld/Bodypack/Headset/Lapel Mics, Fixed Frequency Metal Cordless Microphone for Church,Singing,DJ(PTU-5000-2H2B)", "asin": "B07MPTBG49", "price": "$199.99", "quantity": ""},
{"title": "Phenyx Pro Dual-Channel Wireless Microphone System, Dynamic Mics w/ID Lock, Tunable Power Level, Auto Scan, Spectrum Analyzer, True Diversity Cordless Handheld for Singing, DJ, Karaoke (PTAU-2)", "asin": "B0D83CZHNW", "price": "$419.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Mic Set, Professional UHF Handheld Wireless Microphones w/Auto Scan, 2x1000 Channels, 328ft for Stage & Studio (PTU-2U-2H)", "asin": "B0B68RDPK8", "price": "$319.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "Dual-Channel UHF Wireless Microphone System with Auto Scan & IR Sync \u2013 200 Channels...", "asin": "B0BYSHF67S", "price": "$119.99", "quantity": ""},
{"title": "eKids Moana 2 Karaoke Microphone for Kids, Bluetooth Microphone Includes Built-in Music and Light Show, Designed for Fans of Moana Toys", "asin": "B0DHWGW42D", "price": "$23.99", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, True Diversity Dual Cordless Microphone Set w/UHF Handheld/Bodypack/Headset/Lapel Mics, Auto Scan, 2x1000 Channels for Stage & Studio (PTU-2U-1H1B)", "asin": "B0C7MSPNB5", "price": "$319.99", "quantity": ""},
{"title": "4 Channel Wireless Microphones System, Quad UHF Cordless Mic Set,4 * 40 Groups Meta...", "asin": "B0CRH8P5K6", "price": "$246.49", "quantity": ""},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99", "quantity": ""},
{"title": "SE ELECTRONICS - V7 Mic Capsule for Shure Wireless - Black", "asin": "B07N6PD1J4", "price": "$119.00", "quantity": ""},
{"title": "TONOR Wireless Microphone System, 4 * 10-Channel UHF Cordless Handheld Mic Set with Headset/Lavalier Lapel Mics, Bodypack Transmitter, Receiver, 200ft Range for Karaoke Singing Church DJ PA Speaker", "asin": "B0CYPND9ZY", "price": "$124.99", "quantity": ""}],
"comparison_items": [{"title": "Phenyx Pro Dual Channel Cordless Mic PTU-71A Bundle with The Customizable Medium Size Carrying Case", "price": "$188.90"},
{"title": "Hiberr UHF Wireless Microphone \u2013 2channel Handheld Mic, Auto Scan, 300FT Range, PA Amplifier, Signal Shielding, 8-10H Battery \u2013 Ideal for Singers, DJs, Churches & Events (YU-E20).", "asin": "B0B4BQJMPN", "price": "$239.00"},
{"title": "Phenyx Pro Wireless Microphone System, Dual Wireless Mics,w/ 2 Handhelds, Auto Scan,2x100 UHF Frequencies,328ft Range,Dynamic Microphone for Singing, Karaoke, Church(PTU-71-2H)", "asin": "B07JNDVS6H", "price": "$149.99"},
{"title": "Kimyah Wireless Microphones System, 2x100 Channels Metal Cordless Handheld Microfonos, 328FT UHF Range, Mics with Stable Signal Transmission for Professional Stage, DJ and Party Karaoke(KY-3308)", "asin": "B0CT3BVX42", "price": "$215.00"},
{"title": "Professional Wireless Microphone System Auto Scan, UHF 2X100 Channel Metal Wireless Mics Set for Singing, Dj, Church, Karaoke, Dual Handheld Vocal Dynamic Cordless Microphones Long Range 300Ft", "asin": "B0D9J1HBGY", "price": "$110.99"},
{"title": "Phenyx Pro Wireless Microphone System, Metal Wireless Mic Set with Case,Handheld Cordless Dynamic Microphones for Singing, Karaoke, Church, DJ, 2x30 UHF Adjustable Frequencies,200ft Range (PTU-52-2H)", "asin": "B08N112VY2", "price": "$109.99"}]
<|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": "2025-04-12T22:22:37.498Z", // 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>
