You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example solution: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Problem: Sentence1: I would need it for 3 people for 17:30 on monday. Sentence2: what day and how many people? Sentence3: Okay, I've booked 3 tickets for you on TR8387. It will cost 29.4 GBP. Your reference number is VF2TRXD0 . Can I do anything else for you today? Sentence4: No, that sounds about right. Thanks. Sentence5: This is perfect. Please book for 3 people and give me the reference number. Sentence6: i want to reserve a table at Restaurant Alimentum Sentence7: I do not care. Just something in the south, moderate range in price. Sentence8: Enjoy your visit. Sentence9: I have booked that for you and your reference number is 7HRLWXYB . Is there anything else I can help with? Sentence10: Absolutely! What type of food are you looking for? Sentence11: I would suggest train TR8387 that leaves at 21:11 with arrival at 21:58. Would you like me to book this one or do you need a different arrival time? Sentence12: Thanks! I need to travel to Kings Lynn from Cambridge for 3 people. I need to travel Tuesday night, sometime after 20:00. I need a reference number please. Sentence13: There are two options that match what you're looking for. Pizza Hut Cherry Hinton and Restaurant Alimentum, which is modern European cuisine. Does either sound good? Sentence14: Hello, can you help me find a restaurant for my upcoming trip to Cambridge? Question: Who has spoken the sentence 10? (A) User (B) System
Solution: Answer: (A) User