<|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": "2025-04-24T22:58:22.599Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T22:58:58.361Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:05.835Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:13.069Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:15.938Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:17.851Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:24.940Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T22:59:25.318Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T23:00:36.899Z", "action": "click_product", "action_argument": "B0BNJXV9WH"}
{"timestamp": "2025-04-24T23:01:03.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:11.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:15.831Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:21.761Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:23.728Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:34.327Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:01:39.025Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:56.523Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:58.792Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.066Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.867Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:02.762Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.310Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.907Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.480Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.972Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:05.440Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:06.579Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.174Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.651Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.291Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.757Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:09.194Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:14.496Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.307Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.883Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.389Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.345Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:18.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:20.689Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:27.211Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:28.841Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:30.064Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:32.822Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:03:16.809Z", "action": "input", "action_argument": "granite cutt"}
{"timestamp": "2025-04-24T23:03:16.894Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-24T23:03:41.175Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:04:09.907Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-24T23:04:20.519Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:05:35.406Z", "action": "input", "action_argument": "mirror"}
<|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": "mirror"}],
"promotion_items": [{"title": "O-Cedar EasyWring Microfiber Spin Mop, Bucket Floor Cleaning System, Red, Gray, Standard", "asin": "B00WSWGVZQ", "price": "$34.96", "quantity": ""},
{"title": "Swiffer PowerMop Multi-Surface Mop Kit for Floor Cleaning, Includes PowerMop, 2 Mopping Pad Refills, 1 Cleaning Solution with Fresh Scent and 2 Batteries", "asin": "B0C1DWC251", "price": "$24.94", "quantity": ""},
{"title": "Bamboo Cutting Boards for Kitchen [Set of 3] Wood Cutting Board for Chopping Meat, Vegetables, Fruits, Cheese, Knife Friendly Serving Tray with Handles", "asin": "B016OP6N3M", "price": "$13.99", "quantity": ""},
{"title": "GoodCook Everyday Nonstick Carbon Steel Baking Sheet Set, 3 Pack \u2013 Small 13\u201d x 9\u201d, Medium 15\u201d x 10\u201d, Large 17\u201d x 11\u201d \u2013 Carbon Steel Cooking Pans, Cookie Sheet Bakeware Set", "asin": "B0026RHI3M", "price": "$13.93", "quantity": ""},
{"title": "Umite Chef Kitchen Cooking Utensils Set, 33 pcs Non-Stick Silicone Cooking Kitchen Utensils Spatula Set with Holder, Wooden Handle Silicone Kitchen Gadgets Utensil Set (Khaki)", "asin": "B08573DQ39", "price": "$21.99", "quantity": ""},
{"title": "Paper Towel Holder - Self-Adhesive or Drilling, Matte Black, Upgraded Aluminum Kitchen Roll Dispenser Under Cabinet, Lighter but Stronger Than Stainless Steel!", "asin": "B0BSKQW2T2", "price": "$7.99", "quantity": ""},
{"title": "Kitchen Utensil Set-Silicone Cooking Utensils-33 Kitchen Gadgets & Spoons for Nonstick Cookware-Silicone and Stainless Steel Spatula Set-Best Kitchen Tools, Useful Pots and Pans Accessories", "asin": "B089FBYT3W", "price": "$31.88", "quantity": ""},
{"title": "Amazon Basics Non Stick Kitchen Cookware 15-Piece Set, Non-Induction, Includes Pots, Pans, and Utensils, Black", "asin": "B07481LPMF", "price": "$49.99", "quantity": ""},
{"title": "Trucozie Battery Pack Attachment for Cordless Vacuum Cleaner T350 Black", "asin": "B0DHGKJX1P", "price": "$45.99", "quantity": ""},
{"title": "UPGRAVITY Easel TV Stand with Tripod Base for 45-65 inch Flat Screen up to 77lbs, Height Adjustable TV Stand Tripod for Living Room w/Cable Ties, 180\u00b0Swivel, Black", "asin": "B09Y1VLH49", "price": "$99.99", "quantity": ""},
{"title": "Swiffer Sweeper 2-in-1 Dry + Wet Floor Mopping and Sweeping Kit, Multi-Surface Kit for Floor Cleaning, Kit Includes 1 Sweeper, 14 Dry Sweeping Cloths, 5 Wet Mopping Cloths", "asin": "B07YQDH1N1", "price": "$16.85", "quantity": ""},
{"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(White)", "asin": "B09Z7VFCP4", "price": "$14.99", "quantity": ""},
{"title": "VAEHOLD Wall Towel Hooks, Heavy Duty Sticky Holder Waterproof Towel Hooks for Hanging Coat, Clothes, Closet Hook Wall Mount for Kitchen (Black, Adhesive 2 Pack)", "asin": "B0CHFDMYD5", "price": "$9.99", "quantity": ""},
{"title": "Farberware Large Cutting Board, Dishwasher- Safe Plastic Chopping Board for Kitchen with Easy Grip Handle, 11-inch by 14-inch, White", "asin": "B000W4OC80", "price": "$4.86", "quantity": ""}],
"active_items": [{"title": "Amazon Basics 14-Piece High Carbon Stainless Steel Kitchen Knife Set with Sharpener and Pinewood Block, Black", "asin": "B00R3Z49G6", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Size": "14-Piece"}, {"Style": "Traditional Handle Design"}]},
{"title": "Whiterye 24 Inches Velvet Upholstered Island Stools, Bartools Set of 2, Fabric Counter Stools with Back, Counter Height Bar Chairs with Black Legs for Home Kitchen Island, Green.", "asin": "B0CLDGQBLK", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Green"}]},
{"title": "Trucozie Cordless Vacuum Cleaner, 8-in-1 Lightweight Stick Vacuum with 45mins Runtime, Powerful Suction, Rechargeable Cordless Vacuum for Carpet, Tile, Pet Hair, Hardwood Floors, Black", "asin": "B0D9QMMHVZ", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Black"}]},
{"title": "KitchenAid Hard Anodized Ceramic Nonstick Pots and Pans Set with Saucepans, Frying Pans, Stockpot, and Lids, 10 Piece Non Stick Cookware Set with Stainless Steel Handles - Porcelain White", "asin": "B0DM6ZLKF8", "delivery": "FREE delivery Apr 30 - May 1", "quantity": "1", "selected": true, "options": [{"Color": "White"}, {"Size": "10 Piece"}]},
{"title": "South Shore Myro Kitchen Island, Faux Black Stone and White", "asin": "B0BLHTX7V6", "delivery": "FREE delivery Wed, Apr 30 available at checkout", "quantity": "1", "selected": true, "options": [{"Color": "Faux Black Stone and White"}]}],
"saved_items": [{"title": "VASAGLE End Table, Small Bedside Table with Fabric Basket, Modern Nightstand, Round Side Table, for Living Room, Bedroom, Forest Green and Cream White ULET223C80", "asin": "B0CR6KRRQB", "price": "$43.99", "options": [{"Item Shape": "Round"}, {"Color": "Forest Green + Cream White"}]},
{"asin": "B0CR6KRRQB", "options": []},
{"title": "Furinno Turn-N-Tube 5 Tier Corner Display Rack Multipurpose Shelving Unit, 1-Pack, Sonoma Oak/White", "asin": "B07QS75B5R", "options": [{"Color": "Sonoma Oak/White"}, {"Size": "5-Tier Round Tube"}]},
{"title": "Nature's Way Slippery Elm Bark, Traditional Support to Soothe the GI Tract*, Vegan, 100 Capsules (Packaging May Vary)", "asin": "B00068PUJM", "options": []},
{"asin": "B00068PUJM", "options": []}]
<|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": "2025-04-24T23:05:35.476Z", // 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": "2025-04-24T22:58:22.599Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T22:58:58.361Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:05.835Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:13.069Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:15.938Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:17.851Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:24.940Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T22:59:25.318Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T23:00:36.899Z", "action": "click_product", "action_argument": "B0BNJXV9WH"}
{"timestamp": "2025-04-24T23:01:03.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:11.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:15.831Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:21.761Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:23.728Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:34.327Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:01:39.025Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:56.523Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:58.792Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.066Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.867Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:02.762Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.310Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.907Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.480Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.972Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:05.440Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:06.579Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.174Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.651Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.291Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.757Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:09.194Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:14.496Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.307Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.883Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.389Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.345Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:18.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:20.689Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:27.211Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:28.841Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:30.064Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:32.822Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:03:16.809Z", "action": "input", "action_argument": "granite cutt"}
{"timestamp": "2025-04-24T23:03:16.894Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-24T23:03:41.175Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:04:09.907Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-24T23:04:20.519Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:05:35.406Z", "action": "input", "action_argument": "mirror"}
<|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": "mirror"}],
"promotion_items": [{"title": "O-Cedar EasyWring Microfiber Spin Mop, Bucket Floor Cleaning System, Red, Gray, Standard", "asin": "B00WSWGVZQ", "price": "$34.96", "quantity": ""},
{"title": "Swiffer PowerMop Multi-Surface Mop Kit for Floor Cleaning, Includes PowerMop, 2 Mopping Pad Refills, 1 Cleaning Solution with Fresh Scent and 2 Batteries", "asin": "B0C1DWC251", "price": "$24.94", "quantity": ""},
{"title": "Bamboo Cutting Boards for Kitchen [Set of 3] Wood Cutting Board for Chopping Meat, Vegetables, Fruits, Cheese, Knife Friendly Serving Tray with Handles", "asin": "B016OP6N3M", "price": "$13.99", "quantity": ""},
{"title": "GoodCook Everyday Nonstick Carbon Steel Baking Sheet Set, 3 Pack \u2013 Small 13\u201d x 9\u201d, Medium 15\u201d x 10\u201d, Large 17\u201d x 11\u201d \u2013 Carbon Steel Cooking Pans, Cookie Sheet Bakeware Set", "asin": "B0026RHI3M", "price": "$13.93", "quantity": ""},
{"title": "Umite Chef Kitchen Cooking Utensils Set, 33 pcs Non-Stick Silicone Cooking Kitchen Utensils Spatula Set with Holder, Wooden Handle Silicone Kitchen Gadgets Utensil Set (Khaki)", "asin": "B08573DQ39", "price": "$21.99", "quantity": ""},
{"title": "Paper Towel Holder - Self-Adhesive or Drilling, Matte Black, Upgraded Aluminum Kitchen Roll Dispenser Under Cabinet, Lighter but Stronger Than Stainless Steel!", "asin": "B0BSKQW2T2", "price": "$7.99", "quantity": ""},
{"title": "Kitchen Utensil Set-Silicone Cooking Utensils-33 Kitchen Gadgets & Spoons for Nonstick Cookware-Silicone and Stainless Steel Spatula Set-Best Kitchen Tools, Useful Pots and Pans Accessories", "asin": "B089FBYT3W", "price": "$31.88", "quantity": ""},
{"title": "Amazon Basics Non Stick Kitchen Cookware 15-Piece Set, Non-Induction, Includes Pots, Pans, and Utensils, Black", "asin": "B07481LPMF", "price": "$49.99", "quantity": ""},
{"title": "Trucozie Battery Pack Attachment for Cordless Vacuum Cleaner T350 Black", "asin": "B0DHGKJX1P", "price": "$45.99", "quantity": ""},
{"title": "UPGRAVITY Easel TV Stand with Tripod Base for 45-65 inch Flat Screen up to 77lbs, Height Adjustable TV Stand Tripod for Living Room w/Cable Ties, 180\u00b0Swivel, Black", "asin": "B09Y1VLH49", "price": "$99.99", "quantity": ""},
{"title": "Swiffer Sweeper 2-in-1 Dry + Wet Floor Mopping and Sweeping Kit, Multi-Surface Kit for Floor Cleaning, Kit Includes 1 Sweeper, 14 Dry Sweeping Cloths, 5 Wet Mopping Cloths", "asin": "B07YQDH1N1", "price": "$16.85", "quantity": ""},
{"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(White)", "asin": "B09Z7VFCP4", "price": "$14.99", "quantity": ""},
{"title": "VAEHOLD Wall Towel Hooks, Heavy Duty Sticky Holder Waterproof Towel Hooks for Hanging Coat, Clothes, Closet Hook Wall Mount for Kitchen (Black, Adhesive 2 Pack)", "asin": "B0CHFDMYD5", "price": "$9.99", "quantity": ""},
{"title": "Farberware Large Cutting Board, Dishwasher- Safe Plastic Chopping Board for Kitchen with Easy Grip Handle, 11-inch by 14-inch, White", "asin": "B000W4OC80", "price": "$4.86", "quantity": ""}],
"active_items": [{"title": "Amazon Basics 14-Piece High Carbon Stainless Steel Kitchen Knife Set with Sharpener and Pinewood Block, Black", "asin": "B00R3Z49G6", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Size": "14-Piece"}, {"Style": "Traditional Handle Design"}]},
{"title": "Whiterye 24 Inches Velvet Upholstered Island Stools, Bartools Set of 2, Fabric Counter Stools with Back, Counter Height Bar Chairs with Black Legs for Home Kitchen Island, Green.", "asin": "B0CLDGQBLK", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Green"}]},
{"title": "Trucozie Cordless Vacuum Cleaner, 8-in-1 Lightweight Stick Vacuum with 45mins Runtime, Powerful Suction, Rechargeable Cordless Vacuum for Carpet, Tile, Pet Hair, Hardwood Floors, Black", "asin": "B0D9QMMHVZ", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Black"}]},
{"title": "KitchenAid Hard Anodized Ceramic Nonstick Pots and Pans Set with Saucepans, Frying Pans, Stockpot, and Lids, 10 Piece Non Stick Cookware Set with Stainless Steel Handles - Porcelain White", "asin": "B0DM6ZLKF8", "delivery": "FREE delivery Apr 30 - May 1", "quantity": "1", "selected": true, "options": [{"Color": "White"}, {"Size": "10 Piece"}]},
{"title": "South Shore Myro Kitchen Island, Faux Black Stone and White", "asin": "B0BLHTX7V6", "delivery": "FREE delivery Wed, Apr 30 available at checkout", "quantity": "1", "selected": true, "options": [{"Color": "Faux Black Stone and White"}]}],
"saved_items": [{"title": "VASAGLE End Table, Small Bedside Table with Fabric Basket, Modern Nightstand, Round Side Table, for Living Room, Bedroom, Forest Green and Cream White ULET223C80", "asin": "B0CR6KRRQB", "price": "$43.99", "options": [{"Item Shape": "Round"}, {"Color": "Forest Green + Cream White"}]},
{"asin": "B0CR6KRRQB", "options": []},
{"title": "Furinno Turn-N-Tube 5 Tier Corner Display Rack Multipurpose Shelving Unit, 1-Pack, Sonoma Oak/White", "asin": "B07QS75B5R", "options": [{"Color": "Sonoma Oak/White"}, {"Size": "5-Tier Round Tube"}]},
{"title": "Nature's Way Slippery Elm Bark, Traditional Support to Soothe the GI Tract*, Vegan, 100 Capsules (Packaging May Vary)", "asin": "B00068PUJM", "options": []},
{"asin": "B00068PUJM", "options": []}]
<|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": "2025-04-24T23:05:35.476Z", // 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": "2025-04-24T22:58:22.599Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T22:58:58.361Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:05.835Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:13.069Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:15.938Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:17.851Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T22:59:24.940Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T22:59:25.318Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-24T23:00:36.899Z", "action": "click_product", "action_argument": "B0BNJXV9WH"}
{"timestamp": "2025-04-24T23:01:03.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:11.281Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:15.831Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:21.761Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:23.728Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-24T23:01:34.327Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:01:39.025Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:56.523Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:01:58.792Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.066Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:00.867Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:02.762Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.310Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:03.907Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.480Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:04.972Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:05.440Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:06.579Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.174Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:07.651Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.291Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:08.757Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:09.194Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:13.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:14.496Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.307Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:15.883Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.389Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:16.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.345Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:17.897Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:18.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:20.689Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:27.211Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:28.841Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:30.064Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:02:32.822Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:03:16.809Z", "action": "input", "action_argument": "granite cutt"}
{"timestamp": "2025-04-24T23:03:16.894Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-24T23:03:41.175Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-24T23:04:09.907Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-24T23:04:20.519Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-24T23:05:35.406Z", "action": "input", "action_argument": "mirror"}
<|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": "mirror"}],
"promotion_items": [{"title": "O-Cedar EasyWring Microfiber Spin Mop, Bucket Floor Cleaning System, Red, Gray, Standard", "asin": "B00WSWGVZQ", "price": "$34.96", "quantity": ""},
{"title": "Swiffer PowerMop Multi-Surface Mop Kit for Floor Cleaning, Includes PowerMop, 2 Mopping Pad Refills, 1 Cleaning Solution with Fresh Scent and 2 Batteries", "asin": "B0C1DWC251", "price": "$24.94", "quantity": ""},
{"title": "Bamboo Cutting Boards for Kitchen [Set of 3] Wood Cutting Board for Chopping Meat, Vegetables, Fruits, Cheese, Knife Friendly Serving Tray with Handles", "asin": "B016OP6N3M", "price": "$13.99", "quantity": ""},
{"title": "GoodCook Everyday Nonstick Carbon Steel Baking Sheet Set, 3 Pack \u2013 Small 13\u201d x 9\u201d, Medium 15\u201d x 10\u201d, Large 17\u201d x 11\u201d \u2013 Carbon Steel Cooking Pans, Cookie Sheet Bakeware Set", "asin": "B0026RHI3M", "price": "$13.93", "quantity": ""},
{"title": "Umite Chef Kitchen Cooking Utensils Set, 33 pcs Non-Stick Silicone Cooking Kitchen Utensils Spatula Set with Holder, Wooden Handle Silicone Kitchen Gadgets Utensil Set (Khaki)", "asin": "B08573DQ39", "price": "$21.99", "quantity": ""},
{"title": "Paper Towel Holder - Self-Adhesive or Drilling, Matte Black, Upgraded Aluminum Kitchen Roll Dispenser Under Cabinet, Lighter but Stronger Than Stainless Steel!", "asin": "B0BSKQW2T2", "price": "$7.99", "quantity": ""},
{"title": "Kitchen Utensil Set-Silicone Cooking Utensils-33 Kitchen Gadgets & Spoons for Nonstick Cookware-Silicone and Stainless Steel Spatula Set-Best Kitchen Tools, Useful Pots and Pans Accessories", "asin": "B089FBYT3W", "price": "$31.88", "quantity": ""},
{"title": "Amazon Basics Non Stick Kitchen Cookware 15-Piece Set, Non-Induction, Includes Pots, Pans, and Utensils, Black", "asin": "B07481LPMF", "price": "$49.99", "quantity": ""},
{"title": "Trucozie Battery Pack Attachment for Cordless Vacuum Cleaner T350 Black", "asin": "B0DHGKJX1P", "price": "$45.99", "quantity": ""},
{"title": "UPGRAVITY Easel TV Stand with Tripod Base for 45-65 inch Flat Screen up to 77lbs, Height Adjustable TV Stand Tripod for Living Room w/Cable Ties, 180\u00b0Swivel, Black", "asin": "B09Y1VLH49", "price": "$99.99", "quantity": ""},
{"title": "Swiffer Sweeper 2-in-1 Dry + Wet Floor Mopping and Sweeping Kit, Multi-Surface Kit for Floor Cleaning, Kit Includes 1 Sweeper, 14 Dry Sweeping Cloths, 5 Wet Mopping Cloths", "asin": "B07YQDH1N1", "price": "$16.85", "quantity": ""},
{"title": "Pack of 2 Silicone Solid Turner, Non Stick Slotted Kitchen Spatulas, High Heat Resistant BPA Free Cooking Utensils, Ideal Cookware for Fish, Eggs, Pancakes(White)", "asin": "B09Z7VFCP4", "price": "$14.99", "quantity": ""},
{"title": "VAEHOLD Wall Towel Hooks, Heavy Duty Sticky Holder Waterproof Towel Hooks for Hanging Coat, Clothes, Closet Hook Wall Mount for Kitchen (Black, Adhesive 2 Pack)", "asin": "B0CHFDMYD5", "price": "$9.99", "quantity": ""},
{"title": "Farberware Large Cutting Board, Dishwasher- Safe Plastic Chopping Board for Kitchen with Easy Grip Handle, 11-inch by 14-inch, White", "asin": "B000W4OC80", "price": "$4.86", "quantity": ""}],
"active_items": [{"title": "Amazon Basics 14-Piece High Carbon Stainless Steel Kitchen Knife Set with Sharpener and Pinewood Block, Black", "asin": "B00R3Z49G6", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Size": "14-Piece"}, {"Style": "Traditional Handle Design"}]},
{"title": "Whiterye 24 Inches Velvet Upholstered Island Stools, Bartools Set of 2, Fabric Counter Stools with Back, Counter Height Bar Chairs with Black Legs for Home Kitchen Island, Green.", "asin": "B0CLDGQBLK", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Green"}]},
{"title": "Trucozie Cordless Vacuum Cleaner, 8-in-1 Lightweight Stick Vacuum with 45mins Runtime, Powerful Suction, Rechargeable Cordless Vacuum for Carpet, Tile, Pet Hair, Hardwood Floors, Black", "asin": "B0D9QMMHVZ", "delivery": "FREE delivery Tue, Apr 29 available at checkout FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Black"}]},
{"title": "KitchenAid Hard Anodized Ceramic Nonstick Pots and Pans Set with Saucepans, Frying Pans, Stockpot, and Lids, 10 Piece Non Stick Cookware Set with Stainless Steel Handles - Porcelain White", "asin": "B0DM6ZLKF8", "delivery": "FREE delivery Apr 30 - May 1", "quantity": "1", "selected": true, "options": [{"Color": "White"}, {"Size": "10 Piece"}]},
{"title": "South Shore Myro Kitchen Island, Faux Black Stone and White", "asin": "B0BLHTX7V6", "delivery": "FREE delivery Wed, Apr 30 available at checkout", "quantity": "1", "selected": true, "options": [{"Color": "Faux Black Stone and White"}]}],
"saved_items": [{"title": "VASAGLE End Table, Small Bedside Table with Fabric Basket, Modern Nightstand, Round Side Table, for Living Room, Bedroom, Forest Green and Cream White ULET223C80", "asin": "B0CR6KRRQB", "price": "$43.99", "options": [{"Item Shape": "Round"}, {"Color": "Forest Green + Cream White"}]},
{"asin": "B0CR6KRRQB", "options": []},
{"title": "Furinno Turn-N-Tube 5 Tier Corner Display Rack Multipurpose Shelving Unit, 1-Pack, Sonoma Oak/White", "asin": "B07QS75B5R", "options": [{"Color": "Sonoma Oak/White"}, {"Size": "5-Tier Round Tube"}]},
{"title": "Nature's Way Slippery Elm Bark, Traditional Support to Soothe the GI Tract*, Vegan, 100 Capsules (Packaging May Vary)", "asin": "B00068PUJM", "options": []},
{"asin": "B00068PUJM", "options": []}]
<|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": "2025-04-24T23:05:35.476Z", // 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>
