<|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": "2025-03-27T18:44:46.650Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-03-27T18:44:52.754Z", "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": "sharpie"}],
"promotion_items": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "quantity": ""},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "quantity": ""},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "quantity": ""},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "quantity": ""},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "quantity": ""},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "quantity": ""}],
"ads": [{"title": "Mr. Pen- Gel Highlighters, Bible Highlighter, Pack of 20, No Bleed Highlighter, Fluorescent Yellow Highlighters, Dry Highlighter, Bible Study Highlighter, Bible Journaling Supplies", "asin": "B087BGS826"},
{"title": "Mr. Pen- No Bleed Gel Bible Highlighters, Yellow, Pack of 8, Fluorescent Gel Highlighters", "asin": "B07XD6D6MD"},
{"title": "Mr. Pen No Bleed Gel Highlighter, Bible Highlighters, Assorted Colors, Pack of 20, Fluorescent Gel Highlighters", "asin": "B07Q74JFYL"}],
"search_results": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Clear View Highlighter Sticks, Chisel Tip Fluorescent Highlighters, See Through Tip Highlighter Marker Set, Assorted Colors, 8 Count", "asin": "B019QROV9S", "price": "$15.87", "delivery": "FREE delivery Sun, Mar 30"},
{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Style Highlighters, Chisel Tip Highlighter Marker Set, Assorted Fluorescent Highlighters, Perfect For Office Supplies, School Supplies, 12 Count", "asin": "B002BA5WMI", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Highlighters, Chisel Tip, 5-Count Pack of Highlighters Assorted Colors, Ideal Highlighter Set for Organizing and Coloring", "asin": "B000Q5ZGIA", "price": "$2.17", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Liquid Highlighter, Chisel Tip Highlighters, Journaling Supplies, Study Supplies, Assorted Colored Highlighters, 10 Count", "asin": "B0002LD14O", "price": "$11.35", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Highlighters, Chisel Tip, Fluorescent Yellow, 12 Count", "asin": "B00006IEJ9", "price": "$6.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Yellow Highlighters, Chisel Tip, 12-Count Pack of Yellow Highlighters, Ideal Highlighter Set for Organizing and Coloring", "asin": "B0017D2L42", "price": "$4.60", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Style Highlighters, Chisel Tip Fluorescent Highlighter Marker Set, Office And Teacher Supplies, Assorted, 12 Count", "asin": "B002BA5WLE", "price": "$7.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Sharpie Tank Style Bulk Highlighters, Chisel Tip Highlighter Marker Set, Journal Highlighters, Office And Teacher Supplies, Fluorescent Yellow Highlighters, 36 Count", "asin": "B00OQQ05S6", "price": "$21.96", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Aigybobo 192 Pack Highlighters in 6 Assorted Colors, Chisel Tip Dry-Quickly Highlighters Bulk, No Bleed Highlighter Markers for Kids Adults, Classroom Teachers Must Haves, School Office Supplies", "asin": "B0DPZTP3YV", "price": "$26.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Highlighters, 60 Bulk Pack Highlighter, Assorted Colors, Chisel Tip, Quick Drying For Highlighting", "asin": "B09TVVYKZQ", "price": "$14.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Accent Tank-Style Highlighters, 4 Colored Highlighters (25174PP)", "asin": "B001MSD8C6", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Retractable Highlighters, Chisel Tip Highlighter Marker Set, Fluorescent Highlighters, Classroom Supplies, Journaling Supplies, Study Supplies, Assorted Colors, 8 Count", "asin": "B000I0VMMC", "price": "$9.08", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Clear View Highlighter, Chisel Tip Fluorescent And Pastel Highlighters, See Through Tip Highlighter Marker Set, Tank Highlighter, Assorted Colors, 8 Count", "asin": "B01LWZFVCB", "price": "$14.73", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip, Assorted Fluorescent, 96 Count Bulk Pack", "asin": "B082D5251K", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Mr. Pen- Aesthetic Cute Pastel Highlighters Set, 8 pcs, Chisel Tip, Candy Colors, No Bleed Bible Assorted Colors", "asin": "B0BG53HYHW", "price": "$6.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Amazon Basics Yellow Highlighters 12 Pack, Chisel Tip, Office and School Supplies", "asin": "B087TYF8SP", "price": "$6.30", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Tank Style Highlighters, Chisel Tip, Fluorescent Yellow, 4 Count", "asin": "B0017P0LLA", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Pocket Style highlighters, Assorted Ink Colors, Chisel tip, Assorted Barrel Colors, 12/Pack", "asin": "B0C1HQZ4VY", "price": "$7.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Narrow Chisel Tip Highlighter Marker Set, Pack Of 36 In 6 Assorted Fluorescent And Pastel Highlighters, Ideal For Office Supplies, Teacher Supplies, And School Supplies", "asin": "B08MBGM7Q5", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "TWOHANDS Highlighter,Chisel Tip Marker Pen,6 Assorted Pastel Colors,20079", "asin": "B07SG54C76", "price": "$5.94", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Mild Pastel Colors, Assorted, Chisel Tip, 12 Count", "asin": "B09Y2KJ2KX", "price": "$7.76", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Accent Pen-Style Liquid Highlighter - Micro Marker Point Type - Chisel Marker Point Style - Yellow Ink, Dozen", "asin": "B00PV1K2BU", "price": "$17.72", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Yellow highlighter, 60 Pack -bright color, chisel tip, for Adults Highlighting in the Home School Office \u2026", "asin": "B08H1VGD2B", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie S-Note Creative Markers, Highlighters, Assorted Colors, Chisel Tip, 24 Count", "asin": "B08698MJWT", "price": "$14.26", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Highlighters Bulk, 72 Pack Tank Style Highlighters Set, Fluorescent Yellow, Chisel Tip Highlighter Markers Bulk for Kid and Adult Coloring, Highlighting as School Supplies", "asin": "B0CBK65N62", "price": "$18.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"}]
<|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": "2025-03-27T18:44:53.788Z", // 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": "2025-03-27T18:44:46.650Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-03-27T18:44:52.754Z", "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": "sharpie"}],
"promotion_items": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "quantity": ""},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "quantity": ""},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "quantity": ""},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "quantity": ""},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "quantity": ""},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "quantity": ""}],
"ads": [{"title": "Mr. Pen- Gel Highlighters, Bible Highlighter, Pack of 20, No Bleed Highlighter, Fluorescent Yellow Highlighters, Dry Highlighter, Bible Study Highlighter, Bible Journaling Supplies", "asin": "B087BGS826"},
{"title": "Mr. Pen- No Bleed Gel Bible Highlighters, Yellow, Pack of 8, Fluorescent Gel Highlighters", "asin": "B07XD6D6MD"},
{"title": "Mr. Pen No Bleed Gel Highlighter, Bible Highlighters, Assorted Colors, Pack of 20, Fluorescent Gel Highlighters", "asin": "B07Q74JFYL"}],
"search_results": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Clear View Highlighter Sticks, Chisel Tip Fluorescent Highlighters, See Through Tip Highlighter Marker Set, Assorted Colors, 8 Count", "asin": "B019QROV9S", "price": "$15.87", "delivery": "FREE delivery Sun, Mar 30"},
{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Style Highlighters, Chisel Tip Highlighter Marker Set, Assorted Fluorescent Highlighters, Perfect For Office Supplies, School Supplies, 12 Count", "asin": "B002BA5WMI", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Highlighters, Chisel Tip, 5-Count Pack of Highlighters Assorted Colors, Ideal Highlighter Set for Organizing and Coloring", "asin": "B000Q5ZGIA", "price": "$2.17", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Liquid Highlighter, Chisel Tip Highlighters, Journaling Supplies, Study Supplies, Assorted Colored Highlighters, 10 Count", "asin": "B0002LD14O", "price": "$11.35", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Highlighters, Chisel Tip, Fluorescent Yellow, 12 Count", "asin": "B00006IEJ9", "price": "$6.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Yellow Highlighters, Chisel Tip, 12-Count Pack of Yellow Highlighters, Ideal Highlighter Set for Organizing and Coloring", "asin": "B0017D2L42", "price": "$4.60", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Style Highlighters, Chisel Tip Fluorescent Highlighter Marker Set, Office And Teacher Supplies, Assorted, 12 Count", "asin": "B002BA5WLE", "price": "$7.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Sharpie Tank Style Bulk Highlighters, Chisel Tip Highlighter Marker Set, Journal Highlighters, Office And Teacher Supplies, Fluorescent Yellow Highlighters, 36 Count", "asin": "B00OQQ05S6", "price": "$21.96", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Aigybobo 192 Pack Highlighters in 6 Assorted Colors, Chisel Tip Dry-Quickly Highlighters Bulk, No Bleed Highlighter Markers for Kids Adults, Classroom Teachers Must Haves, School Office Supplies", "asin": "B0DPZTP3YV", "price": "$26.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Highlighters, 60 Bulk Pack Highlighter, Assorted Colors, Chisel Tip, Quick Drying For Highlighting", "asin": "B09TVVYKZQ", "price": "$14.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Accent Tank-Style Highlighters, 4 Colored Highlighters (25174PP)", "asin": "B001MSD8C6", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Retractable Highlighters, Chisel Tip Highlighter Marker Set, Fluorescent Highlighters, Classroom Supplies, Journaling Supplies, Study Supplies, Assorted Colors, 8 Count", "asin": "B000I0VMMC", "price": "$9.08", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Clear View Highlighter, Chisel Tip Fluorescent And Pastel Highlighters, See Through Tip Highlighter Marker Set, Tank Highlighter, Assorted Colors, 8 Count", "asin": "B01LWZFVCB", "price": "$14.73", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip, Assorted Fluorescent, 96 Count Bulk Pack", "asin": "B082D5251K", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Mr. Pen- Aesthetic Cute Pastel Highlighters Set, 8 pcs, Chisel Tip, Candy Colors, No Bleed Bible Assorted Colors", "asin": "B0BG53HYHW", "price": "$6.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Amazon Basics Yellow Highlighters 12 Pack, Chisel Tip, Office and School Supplies", "asin": "B087TYF8SP", "price": "$6.30", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Tank Style Highlighters, Chisel Tip, Fluorescent Yellow, 4 Count", "asin": "B0017P0LLA", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Pocket Style highlighters, Assorted Ink Colors, Chisel tip, Assorted Barrel Colors, 12/Pack", "asin": "B0C1HQZ4VY", "price": "$7.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Narrow Chisel Tip Highlighter Marker Set, Pack Of 36 In 6 Assorted Fluorescent And Pastel Highlighters, Ideal For Office Supplies, Teacher Supplies, And School Supplies", "asin": "B08MBGM7Q5", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "TWOHANDS Highlighter,Chisel Tip Marker Pen,6 Assorted Pastel Colors,20079", "asin": "B07SG54C76", "price": "$5.94", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Mild Pastel Colors, Assorted, Chisel Tip, 12 Count", "asin": "B09Y2KJ2KX", "price": "$7.76", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Accent Pen-Style Liquid Highlighter - Micro Marker Point Type - Chisel Marker Point Style - Yellow Ink, Dozen", "asin": "B00PV1K2BU", "price": "$17.72", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Yellow highlighter, 60 Pack -bright color, chisel tip, for Adults Highlighting in the Home School Office \u2026", "asin": "B08H1VGD2B", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie S-Note Creative Markers, Highlighters, Assorted Colors, Chisel Tip, 24 Count", "asin": "B08698MJWT", "price": "$14.26", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Highlighters Bulk, 72 Pack Tank Style Highlighters Set, Fluorescent Yellow, Chisel Tip Highlighter Markers Bulk for Kid and Adult Coloring, Highlighting as School Supplies", "asin": "B0CBK65N62", "price": "$18.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"}]
<|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": "2025-03-27T18:44:53.788Z", // 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": "2025-03-27T18:44:46.650Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-03-27T18:44:52.754Z", "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": "sharpie"}],
"promotion_items": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "quantity": ""},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "quantity": ""},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "quantity": ""},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "quantity": ""},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "quantity": ""},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "quantity": ""}],
"ads": [{"title": "Mr. Pen- Gel Highlighters, Bible Highlighter, Pack of 20, No Bleed Highlighter, Fluorescent Yellow Highlighters, Dry Highlighter, Bible Study Highlighter, Bible Journaling Supplies", "asin": "B087BGS826"},
{"title": "Mr. Pen- No Bleed Gel Bible Highlighters, Yellow, Pack of 8, Fluorescent Gel Highlighters", "asin": "B07XD6D6MD"},
{"title": "Mr. Pen No Bleed Gel Highlighter, Bible Highlighters, Assorted Colors, Pack of 20, Fluorescent Gel Highlighters", "asin": "B07Q74JFYL"}],
"search_results": [{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip Dry-Quickly Highlighter Markers, 108 Count-6 Assorted Colors Highlighters Bulk Pack for Adult Kids, Office Classroom Must Have, School Supplies for Teachers", "asin": "B0CX8SR3JV", "price": "$16.91", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Clear View Highlighter Sticks, Chisel Tip Fluorescent Highlighters, See Through Tip Highlighter Marker Set, Assorted Colors, 8 Count", "asin": "B019QROV9S", "price": "$15.87", "delivery": "FREE delivery Sun, Mar 30"},
{"title": "Highlighter - 100 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0B76FS1TC", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Style Highlighters, Chisel Tip Highlighter Marker Set, Assorted Fluorescent Highlighters, Perfect For Office Supplies, School Supplies, 12 Count", "asin": "B002BA5WMI", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Highlighters, Chisel Tip, 5-Count Pack of Highlighters Assorted Colors, Ideal Highlighter Set for Organizing and Coloring", "asin": "B000Q5ZGIA", "price": "$2.17", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Liquid Highlighter, Chisel Tip Highlighters, Journaling Supplies, Study Supplies, Assorted Colored Highlighters, 10 Count", "asin": "B0002LD14O", "price": "$11.35", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Highlighters, Chisel Tip, Fluorescent Yellow, 12 Count", "asin": "B00006IEJ9", "price": "$6.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "BIC Brite Liner Yellow Highlighters, Chisel Tip, 12-Count Pack of Yellow Highlighters, Ideal Highlighter Set for Organizing and Coloring", "asin": "B0017D2L42", "price": "$4.60", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Tank Style Highlighters, Chisel Tip Fluorescent Highlighter Marker Set, Office And Teacher Supplies, Assorted, 12 Count", "asin": "B002BA5WLE", "price": "$7.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Sharpie Tank Style Bulk Highlighters, Chisel Tip Highlighter Marker Set, Journal Highlighters, Office And Teacher Supplies, Fluorescent Yellow Highlighters, 36 Count", "asin": "B00OQQ05S6", "price": "$21.96", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Aigybobo 192 Pack Highlighters in 6 Assorted Colors, Chisel Tip Dry-Quickly Highlighters Bulk, No Bleed Highlighter Markers for Kids Adults, Classroom Teachers Must Haves, School Office Supplies", "asin": "B0DPZTP3YV", "price": "$26.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighter - 36 pack color highlighter, color transparent visible fluorescent pen shell, wide chisel point mark, fluorescent pen, school, office", "asin": "B0CXXG95C2", "price": "$9.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Highlighters, 60 Bulk Pack Highlighter, Assorted Colors, Chisel Tip, Quick Drying For Highlighting", "asin": "B09TVVYKZQ", "price": "$14.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Accent Tank-Style Highlighters, 4 Colored Highlighters (25174PP)", "asin": "B001MSD8C6", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Retractable Highlighters, Chisel Tip Highlighter Marker Set, Fluorescent Highlighters, Classroom Supplies, Journaling Supplies, Study Supplies, Assorted Colors, 8 Count", "asin": "B000I0VMMC", "price": "$9.08", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Clear View Highlighter, Chisel Tip Fluorescent And Pastel Highlighters, See Through Tip Highlighter Marker Set, Tank Highlighter, Assorted Colors, 8 Count", "asin": "B01LWZFVCB", "price": "$14.73", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Highlighters, Chisel Tip, Assorted Fluorescent, 96 Count Bulk Pack", "asin": "B082D5251K", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Mr. Pen- Aesthetic Cute Pastel Highlighters Set, 8 pcs, Chisel Tip, Candy Colors, No Bleed Bible Assorted Colors", "asin": "B0BG53HYHW", "price": "$6.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Amazon Basics Yellow Highlighters 12 Pack, Chisel Tip, Office and School Supplies", "asin": "B087TYF8SP", "price": "$6.30", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Tank Style Highlighters, Chisel Tip, Fluorescent Yellow, 4 Count", "asin": "B0017P0LLA", "price": "$2.97", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SHARPIE Pocket Style highlighters, Assorted Ink Colors, Chisel tip, Assorted Barrel Colors, 12/Pack", "asin": "B0C1HQZ4VY", "price": "$7.92", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Narrow Chisel Tip Highlighter Marker Set, Pack Of 36 In 6 Assorted Fluorescent And Pastel Highlighters, Ideal For Office Supplies, Teacher Supplies, And School Supplies", "asin": "B08MBGM7Q5", "price": "$24.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "SMELHA Highlighters, 100 Pack Fashionable and Bright Assorted Colors Highlighters, 6 Colors Highlighters Bulk, Chisel Tip, Quick Dry Highlighter, Suitable for Offices, Schools, Home \u2026", "asin": "B0BVZ3SCHM", "price": "$21.24", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "TWOHANDS Highlighter,Chisel Tip Marker Pen,6 Assorted Pastel Colors,20079", "asin": "B07SG54C76", "price": "$5.94", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Pocket Highlighters, Mild Pastel Colors, Assorted, Chisel Tip, 12 Count", "asin": "B09Y2KJ2KX", "price": "$7.76", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie Accent Pen-Style Liquid Highlighter - Micro Marker Point Type - Chisel Marker Point Style - Yellow Ink, Dozen", "asin": "B00PV1K2BU", "price": "$17.72", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Dabo&Shobo Yellow highlighter, 60 Pack -bright color, chisel tip, for Adults Highlighting in the Home School Office \u2026", "asin": "B08H1VGD2B", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Sharpie S-Note Creative Markers, Highlighters, Assorted Colors, Chisel Tip, 24 Count", "asin": "B08698MJWT", "price": "$14.26", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Thenshop 150 Pcs Highlighter Bulk Pack Assorted Colors Highlighter Markers Chisel Tip Fluorescent Pens for Office Classroom Back to School Supplies", "asin": "B0BBGPLFTJ", "price": "$25.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"},
{"title": "Duchong 150 Count Highlighters Bulk, Highlighters Assorted Colors, Chisel Tip Dry-Quickly Highlighter Markers, Office Classroom Must Have, Back to School Supplies for Adult Kids Teachers", "asin": "B0DM1YTGPX", "price": "$25.99", "delivery": " Two-Day FREE delivery Sat, Mar 29"},
{"title": "Highlighters Bulk, 72 Pack Tank Style Highlighters Set, Fluorescent Yellow, Chisel Tip Highlighter Markers Bulk for Kid and Adult Coloring, Highlighting as School Supplies", "asin": "B0CBK65N62", "price": "$18.99", "delivery": " One-Day FREE delivery Tomorrow, Mar 28"}]
<|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": "2025-03-27T18:44:53.788Z", // 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>
