<|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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-16T15:11:09.923Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:11:15.377Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T15:11:16.518Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-20T23:35:54.798Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.230Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.258Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:24:31.708Z", "action": "input", "action_argument": "sephora"}
{"timestamp": "2025-04-27T01:24:37.336Z", "action": "input", "action_argument": "farmacy"}
{"timestamp": "2025-04-27T01:24:37.383Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:25:07.600Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-28T02:34:56.766Z", "action": "click_product", "action_argument": "B01AW1R2W0"}
{"timestamp": "2025-04-28T02:35:25.076Z", "action": "click_product", "action_argument": "B0CPQ7FHNY"}
{"timestamp": "2025-04-28T02:36:41.173Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:53.953Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:56.400Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:01.494Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:02.667Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:05.397Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:06.827Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:07.700Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:09.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:57.386Z", "action": "purchase", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:38:03.196Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:38:15.105Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:38:23.133Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:38:27.727Z", "action": "purchase", "action_argument": "B0849S7C5W"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-28T02:39:49.430Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:40:12.291Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:40:25.106Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:41:03.816Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:41:08.463Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:43:24.149Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:44:23.382Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:44:27.240Z", "action": "click", "action_argument": "other"}
<|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": ""
}
  ],
  "promotion_items": [
    {"title": "LEGO Star Wars R2-D2 Building Toy Set - Play or Display Star Wars Toy for Boys & Girls, Ages 10+ - Gift Ideas for Kids & Fans - Includes 25th Anniversary Darth Malak Minifigure - 75379", "asin": "B0CGY22J6Y", "price": "$81.99", "quantity": ""},
    {"title": "LEGO Star Wars Millennium Falcon A New Hope 25th Anniversary Collectable Model - DIY Building Sets for Adults, Men & Women, Ages 18+ - Comes with Display Stand - Star Wars Gift - 75375", "asin": "B0CGY3ZB24", "price": "$67.95", "quantity": ""},
    {"title": "LEGO Star Wars: The Clone Wars Ahsoka's Jedi Interceptor Spaceship Building Toy - Kids Star Wars Toy for Boys and Girls, Ages 8+ - Gift Idea for Birthdays - 75401", "asin": "B0DJ192W5G", "price": "$38.24", "quantity": ""},
    {"title": "LEGO Star Wars: The Phantom Menace Mos ESPA Podrace Diorama, Build and Display Model for Adults, Star Wars Fan Gift with Anakin Skywalker's Podracer, 75380", "asin": "B0CPQ52PMG", "price": "$62.97", "quantity": ""},
    {"title": "LEGO Star Wars: Attack of The Clones Acclamator-Class Assault Ship Building Set for Adults - Star Wars Collectible Set with Display Stand - Iconic Star Wars Ship Building Kit - 75404", "asin": "B0DHLHD9MW", "price": "$42.49", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Boarding The Tantive IV Fantasy Toy, Collectible Star Wars Toy with Exclusive 25th Anniversary Minifigure Clone Trooper Fives, Gift Idea for Kids Ages 8 and Up, 75387", "asin": "B0CGY4QJTC", "price": "$43.95", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Tantive IV, Buildable 25th Anniversary Starship Model, Creative Building Set for Adults, Collectible Build and Display Gift Idea for Star Wars Fans, 75376", "asin": "B0CGYH4VG8", "price": "$63.95", "quantity": ""},
    {"title": "LEGO Star Wars Captain Rex Helmet Building Set, The Clone Wars Collectible Model for Adults, Star Wars Memorabilia, 75349", "asin": "B0BLJ2V7YQ", "price": "$55.99", "quantity": ""},
    {"title": "LEGO 8002 Star Wars Destroyer Droid Technology", "asin": "B0000WS4ZQ", "price": "$46000", "quantity": ""},
    {"title": "LEGO Marvel Endgame Final Battle 76266 Avengers Model for Build and Display, Collectible Playset with 6 Minifigures Including Captain Marvel, Idea for Teen Boys, Girls and Marvel Fans", "asin": "B0BSR7TJDV", "price": "$69.99", "quantity": ""},
    {"title": "LEGO Friends Pop Star TV Studio Kit (194 Piece)", "asin": "B017B1AIIY", "price": "$68.34", "quantity": ""},
    {"title": "LEGO Star Wars - Jedi Scout Fighter Building Set (75051)", "asin": "B00I4IYR36", "price": "$324.99", "quantity": ""},
    {"title": "LEGO Star Wars Ahsoka Tano\u2019s T-6 Jedi Shuttle Spaceship Toy - Star Wars Building Toys Set for Kids, Boys & Girls, Ages 9+ - Birthday Gift for Fans - 4 Minifigures - 75362", "asin": "B0BXQ64WP4", "price": "$46.38", "quantity": ""},
    {"title": "LEGO Chima Razcal Glider 70001", "asin": "B00A88F3UQ", "price": "$2988", "quantity": ""}
  ],
  "active_items": [
    {"title": "LEGO BrickHeadz Star Wars The Mandalorian & The Child 75317 'Baby Yoda' Building Toy, Collectible Model Figures Set, Gift Idea for Teens", "asin": "B0849S7C5W", "delivery": "FREE delivery May 2 - 6 for Prime members FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Multicolor"}]},
    {"title": "LEGO Star Wars Droideka Model for Build and Display, Collectible Brick Built Destroyer Droid Figure for May The 4th Be with You D\u00e9cor, Star Wars Fan Gift Idea for Adults or Any Collector, 75381", "asin": "B0CPQ7FHNY", "delivery": "Overnight FREE delivery Overnight 7\u202fAM - 11\u202fAM FREE Returns", "quantity": "1", "selected": true, "options": []}
  ],
  "saved_items": [
    {"asin": "B0849S7C5W", "options": []},
    {"title": "Blue Bottle Whole Bean Organic Coffee, Bold, Dark Roast, 12 Ounce bag (Pack of 1)", "asin": "B08FXTKBQ8", "options": [{"Flavor Name": "Bold"}, {"Size": "12 Ounce (Pack of 1)"}]},
    {"title": "Shiseido Ultimate Sun Protector Lotion - 50 mL - Invisible Broad-Spectrum SPF 60+ Sunscreen for Face & Body - Lightweight Formula - All Skin Types - Free of Oxybenzone & Octinoxate", "asin": "B0CV1XSJZ2", "options": [{"Style": "SPF 60+ Lotion, 1.7 Fl Oz"}]},
    {"title": "Seven Minerals Organic Aloe Vera Gel from freshly cut 100% Pure Aloe - Big 12oz - HighestQuality, Texas grown, Vegan, Unscented - For Face, Skin, Hair, Sunburn relief", "asin": "B00XTTFI6K", "options": [{"Size": "12 Fl Oz"}]},
    {"title": "Quaker, Instant Steel Cut Oatmeal, Cranberries And Blueberries, 8 Ct", "asin": "B01GJZ972G", "options": []}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-28T02:44:31.311Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-16T15:11:09.923Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:11:15.377Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T15:11:16.518Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-20T23:35:54.798Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.230Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.258Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:24:31.708Z", "action": "input", "action_argument": "sephora"}
{"timestamp": "2025-04-27T01:24:37.336Z", "action": "input", "action_argument": "farmacy"}
{"timestamp": "2025-04-27T01:24:37.383Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:25:07.600Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-28T02:34:56.766Z", "action": "click_product", "action_argument": "B01AW1R2W0"}
{"timestamp": "2025-04-28T02:35:25.076Z", "action": "click_product", "action_argument": "B0CPQ7FHNY"}
{"timestamp": "2025-04-28T02:36:41.173Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:53.953Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:56.400Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:01.494Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:02.667Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:05.397Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:06.827Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:07.700Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:09.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:57.386Z", "action": "purchase", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:38:03.196Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:38:15.105Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:38:23.133Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:38:27.727Z", "action": "purchase", "action_argument": "B0849S7C5W"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-28T02:39:49.430Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:40:12.291Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:40:25.106Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:41:03.816Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:41:08.463Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:43:24.149Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:44:23.382Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:44:27.240Z", "action": "click", "action_argument": "other"}
<|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": ""
}
  ],
  "promotion_items": [
    {"title": "LEGO Star Wars R2-D2 Building Toy Set - Play or Display Star Wars Toy for Boys & Girls, Ages 10+ - Gift Ideas for Kids & Fans - Includes 25th Anniversary Darth Malak Minifigure - 75379", "asin": "B0CGY22J6Y", "price": "$81.99", "quantity": ""},
    {"title": "LEGO Star Wars Millennium Falcon A New Hope 25th Anniversary Collectable Model - DIY Building Sets for Adults, Men & Women, Ages 18+ - Comes with Display Stand - Star Wars Gift - 75375", "asin": "B0CGY3ZB24", "price": "$67.95", "quantity": ""},
    {"title": "LEGO Star Wars: The Clone Wars Ahsoka's Jedi Interceptor Spaceship Building Toy - Kids Star Wars Toy for Boys and Girls, Ages 8+ - Gift Idea for Birthdays - 75401", "asin": "B0DJ192W5G", "price": "$38.24", "quantity": ""},
    {"title": "LEGO Star Wars: The Phantom Menace Mos ESPA Podrace Diorama, Build and Display Model for Adults, Star Wars Fan Gift with Anakin Skywalker's Podracer, 75380", "asin": "B0CPQ52PMG", "price": "$62.97", "quantity": ""},
    {"title": "LEGO Star Wars: Attack of The Clones Acclamator-Class Assault Ship Building Set for Adults - Star Wars Collectible Set with Display Stand - Iconic Star Wars Ship Building Kit - 75404", "asin": "B0DHLHD9MW", "price": "$42.49", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Boarding The Tantive IV Fantasy Toy, Collectible Star Wars Toy with Exclusive 25th Anniversary Minifigure Clone Trooper Fives, Gift Idea for Kids Ages 8 and Up, 75387", "asin": "B0CGY4QJTC", "price": "$43.95", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Tantive IV, Buildable 25th Anniversary Starship Model, Creative Building Set for Adults, Collectible Build and Display Gift Idea for Star Wars Fans, 75376", "asin": "B0CGYH4VG8", "price": "$63.95", "quantity": ""},
    {"title": "LEGO Star Wars Captain Rex Helmet Building Set, The Clone Wars Collectible Model for Adults, Star Wars Memorabilia, 75349", "asin": "B0BLJ2V7YQ", "price": "$55.99", "quantity": ""},
    {"title": "LEGO 8002 Star Wars Destroyer Droid Technology", "asin": "B0000WS4ZQ", "price": "$46000", "quantity": ""},
    {"title": "LEGO Marvel Endgame Final Battle 76266 Avengers Model for Build and Display, Collectible Playset with 6 Minifigures Including Captain Marvel, Idea for Teen Boys, Girls and Marvel Fans", "asin": "B0BSR7TJDV", "price": "$69.99", "quantity": ""},
    {"title": "LEGO Friends Pop Star TV Studio Kit (194 Piece)", "asin": "B017B1AIIY", "price": "$68.34", "quantity": ""},
    {"title": "LEGO Star Wars - Jedi Scout Fighter Building Set (75051)", "asin": "B00I4IYR36", "price": "$324.99", "quantity": ""},
    {"title": "LEGO Star Wars Ahsoka Tano\u2019s T-6 Jedi Shuttle Spaceship Toy - Star Wars Building Toys Set for Kids, Boys & Girls, Ages 9+ - Birthday Gift for Fans - 4 Minifigures - 75362", "asin": "B0BXQ64WP4", "price": "$46.38", "quantity": ""},
    {"title": "LEGO Chima Razcal Glider 70001", "asin": "B00A88F3UQ", "price": "$2988", "quantity": ""}
  ],
  "active_items": [
    {"title": "LEGO BrickHeadz Star Wars The Mandalorian & The Child 75317 'Baby Yoda' Building Toy, Collectible Model Figures Set, Gift Idea for Teens", "asin": "B0849S7C5W", "delivery": "FREE delivery May 2 - 6 for Prime members FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Multicolor"}]},
    {"title": "LEGO Star Wars Droideka Model for Build and Display, Collectible Brick Built Destroyer Droid Figure for May The 4th Be with You D\u00e9cor, Star Wars Fan Gift Idea for Adults or Any Collector, 75381", "asin": "B0CPQ7FHNY", "delivery": "Overnight FREE delivery Overnight 7\u202fAM - 11\u202fAM FREE Returns", "quantity": "1", "selected": true, "options": []}
  ],
  "saved_items": [
    {"asin": "B0849S7C5W", "options": []},
    {"title": "Blue Bottle Whole Bean Organic Coffee, Bold, Dark Roast, 12 Ounce bag (Pack of 1)", "asin": "B08FXTKBQ8", "options": [{"Flavor Name": "Bold"}, {"Size": "12 Ounce (Pack of 1)"}]},
    {"title": "Shiseido Ultimate Sun Protector Lotion - 50 mL - Invisible Broad-Spectrum SPF 60+ Sunscreen for Face & Body - Lightweight Formula - All Skin Types - Free of Oxybenzone & Octinoxate", "asin": "B0CV1XSJZ2", "options": [{"Style": "SPF 60+ Lotion, 1.7 Fl Oz"}]},
    {"title": "Seven Minerals Organic Aloe Vera Gel from freshly cut 100% Pure Aloe - Big 12oz - HighestQuality, Texas grown, Vegan, Unscented - For Face, Skin, Hair, Sunburn relief", "asin": "B00XTTFI6K", "options": [{"Size": "12 Fl Oz"}]},
    {"title": "Quaker, Instant Steel Cut Oatmeal, Cranberries And Blueberries, 8 Ct", "asin": "B01GJZ972G", "options": []}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-28T02:44:31.311Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</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 button or clickable element on the Amazon website.
Action Argument: The click_type is one of the buttons or clickable elements including review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter. Select one of these elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "click_type",
}

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|>
{"timestamp": "2025-04-07T21:31:22.663Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:34:56.122Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-07T21:35:14.082Z", "action": "input", "action_argument": "muji matcah"}
{"timestamp": "2025-04-08T04:35:04.556Z", "action": "input", "action_argument": "swiffer"}
{"timestamp": "2025-04-08T04:35:28.074Z", "action": "click_product", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-08T04:35:32.787Z", "action": "purchase", "action_argument": "B00HZ6WFZA"}
{"timestamp": "2025-04-16T15:10:19.937Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:10:59.353Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T15:11:07.215Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-16T15:11:09.923Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-16T15:11:15.377Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T15:11:16.518Z", "action": "purchase", "action_argument": "B09VKP2T7Z"}
{"timestamp": "2025-04-20T23:35:54.798Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.230Z", "action": "input", "action_argument": "coffee"}
{"timestamp": "2025-04-20T23:37:47.258Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:24:31.708Z", "action": "input", "action_argument": "sephora"}
{"timestamp": "2025-04-27T01:24:37.336Z", "action": "input", "action_argument": "farmacy"}
{"timestamp": "2025-04-27T01:24:37.383Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-27T01:25:07.600Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-28T02:34:56.766Z", "action": "click_product", "action_argument": "B01AW1R2W0"}
{"timestamp": "2025-04-28T02:35:25.076Z", "action": "click_product", "action_argument": "B0CPQ7FHNY"}
{"timestamp": "2025-04-28T02:36:41.173Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:53.953Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:36:56.400Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:01.494Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:02.667Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:05.397Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:06.827Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:07.700Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:09.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-28T02:37:57.386Z", "action": "purchase", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:38:03.196Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:38:15.105Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:38:23.133Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:38:27.727Z", "action": "purchase", "action_argument": "B0849S7C5W"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-28T02:39:49.430Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:40:12.291Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:40:25.106Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:41:03.816Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-28T02:41:08.463Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-28T02:43:24.149Z", "action": "click_product", "action_argument": "B0849S7C5W"}
{"timestamp": "2025-04-28T02:44:23.382Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-28T02:44:27.240Z", "action": "click", "action_argument": "other"}
<|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": ""
}
  ],
  "promotion_items": [
    {"title": "LEGO Star Wars R2-D2 Building Toy Set - Play or Display Star Wars Toy for Boys & Girls, Ages 10+ - Gift Ideas for Kids & Fans - Includes 25th Anniversary Darth Malak Minifigure - 75379", "asin": "B0CGY22J6Y", "price": "$81.99", "quantity": ""},
    {"title": "LEGO Star Wars Millennium Falcon A New Hope 25th Anniversary Collectable Model - DIY Building Sets for Adults, Men & Women, Ages 18+ - Comes with Display Stand - Star Wars Gift - 75375", "asin": "B0CGY3ZB24", "price": "$67.95", "quantity": ""},
    {"title": "LEGO Star Wars: The Clone Wars Ahsoka's Jedi Interceptor Spaceship Building Toy - Kids Star Wars Toy for Boys and Girls, Ages 8+ - Gift Idea for Birthdays - 75401", "asin": "B0DJ192W5G", "price": "$38.24", "quantity": ""},
    {"title": "LEGO Star Wars: The Phantom Menace Mos ESPA Podrace Diorama, Build and Display Model for Adults, Star Wars Fan Gift with Anakin Skywalker's Podracer, 75380", "asin": "B0CPQ52PMG", "price": "$62.97", "quantity": ""},
    {"title": "LEGO Star Wars: Attack of The Clones Acclamator-Class Assault Ship Building Set for Adults - Star Wars Collectible Set with Display Stand - Iconic Star Wars Ship Building Kit - 75404", "asin": "B0DHLHD9MW", "price": "$42.49", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Boarding The Tantive IV Fantasy Toy, Collectible Star Wars Toy with Exclusive 25th Anniversary Minifigure Clone Trooper Fives, Gift Idea for Kids Ages 8 and Up, 75387", "asin": "B0CGY4QJTC", "price": "$43.95", "quantity": ""},
    {"title": "LEGO Star Wars: A New Hope Tantive IV, Buildable 25th Anniversary Starship Model, Creative Building Set for Adults, Collectible Build and Display Gift Idea for Star Wars Fans, 75376", "asin": "B0CGYH4VG8", "price": "$63.95", "quantity": ""},
    {"title": "LEGO Star Wars Captain Rex Helmet Building Set, The Clone Wars Collectible Model for Adults, Star Wars Memorabilia, 75349", "asin": "B0BLJ2V7YQ", "price": "$55.99", "quantity": ""},
    {"title": "LEGO 8002 Star Wars Destroyer Droid Technology", "asin": "B0000WS4ZQ", "price": "$46000", "quantity": ""},
    {"title": "LEGO Marvel Endgame Final Battle 76266 Avengers Model for Build and Display, Collectible Playset with 6 Minifigures Including Captain Marvel, Idea for Teen Boys, Girls and Marvel Fans", "asin": "B0BSR7TJDV", "price": "$69.99", "quantity": ""},
    {"title": "LEGO Friends Pop Star TV Studio Kit (194 Piece)", "asin": "B017B1AIIY", "price": "$68.34", "quantity": ""},
    {"title": "LEGO Star Wars - Jedi Scout Fighter Building Set (75051)", "asin": "B00I4IYR36", "price": "$324.99", "quantity": ""},
    {"title": "LEGO Star Wars Ahsoka Tano\u2019s T-6 Jedi Shuttle Spaceship Toy - Star Wars Building Toys Set for Kids, Boys & Girls, Ages 9+ - Birthday Gift for Fans - 4 Minifigures - 75362", "asin": "B0BXQ64WP4", "price": "$46.38", "quantity": ""},
    {"title": "LEGO Chima Razcal Glider 70001", "asin": "B00A88F3UQ", "price": "$2988", "quantity": ""}
  ],
  "active_items": [
    {"title": "LEGO BrickHeadz Star Wars The Mandalorian & The Child 75317 'Baby Yoda' Building Toy, Collectible Model Figures Set, Gift Idea for Teens", "asin": "B0849S7C5W", "delivery": "FREE delivery May 2 - 6 for Prime members FREE Returns", "quantity": "1", "selected": true, "options": [{"Color": "Multicolor"}]},
    {"title": "LEGO Star Wars Droideka Model for Build and Display, Collectible Brick Built Destroyer Droid Figure for May The 4th Be with You D\u00e9cor, Star Wars Fan Gift Idea for Adults or Any Collector, 75381", "asin": "B0CPQ7FHNY", "delivery": "Overnight FREE delivery Overnight 7\u202fAM - 11\u202fAM FREE Returns", "quantity": "1", "selected": true, "options": []}
  ],
  "saved_items": [
    {"asin": "B0849S7C5W", "options": []},
    {"title": "Blue Bottle Whole Bean Organic Coffee, Bold, Dark Roast, 12 Ounce bag (Pack of 1)", "asin": "B08FXTKBQ8", "options": [{"Flavor Name": "Bold"}, {"Size": "12 Ounce (Pack of 1)"}]},
    {"title": "Shiseido Ultimate Sun Protector Lotion - 50 mL - Invisible Broad-Spectrum SPF 60+ Sunscreen for Face & Body - Lightweight Formula - All Skin Types - Free of Oxybenzone & Octinoxate", "asin": "B0CV1XSJZ2", "options": [{"Style": "SPF 60+ Lotion, 1.7 Fl Oz"}]},
    {"title": "Seven Minerals Organic Aloe Vera Gel from freshly cut 100% Pure Aloe - Big 12oz - HighestQuality, Texas grown, Vegan, Unscented - For Face, Skin, Hair, Sunburn relief", "asin": "B00XTTFI6K", "options": [{"Size": "12 Fl Oz"}]},
    {"title": "Quaker, Instant Steel Cut Oatmeal, Cranberries And Blueberries, 8 Ct", "asin": "B01GJZ972G", "options": []}
  ]
}
<|observation_end|>

# Output Format
Please provide your response in JSON format within <answer></answer> tags using the following schema:
"<answer>
{
"timestamp": "2025-04-28T02:44:31.311Z", // the timestamp when this action occurs
"action": "string", // one of four action: input, click, click_product, purchase
"acion_argument": "string", // appropriate value based on action type: input_text, click_type (i.e., select one from review, product_option, other, nav_bar, quantity, page_related, suggested_term, cart_side_bar, cart_page_select, filter), or product_asin
}
</answer>"

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