You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One 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
Solution is here: Answer: (A) User
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

Now, solve this: Sentence1: I would like something in the moderate price range. Sentence2: How about Italian food, than? Sentence3: That sounds good. Can you book the table for 7 people on Tuesday at 16:15? I also need a train departing from Cambridge that leaves after 11:30. Sentence4: The first train to leave after 11:30 on Tuesday is the TR4344, which departs at 11:34 and arrives at 12:24. Would that one do? Sentence5: I have found several. Do you have any preference towards price? Sentence6: Prezzo in the west offers moderately priced Italian food. Would you like me to book it for you? Sentence7: I'll be going to peterborough on wednesday. Sentence8: Sounds perfect. I need seven tickets please. Sentence9: No, that will be all. Thank you. Sentence10: Let us know if we can help you further. Good day. Sentence11: Hello, are there any moderate catalan restaurants in town? Sentence12: I am sorry my database is showing none in the area Sentence13: Your reservation with Prezzo was successful and your reference number is ILWV6LDN . They'll hold your table for 15 minutes. What is your destination for the train? Sentence14: OK, I have your tickets booked, the total fee is 115.5 GBP payable at the station. Your reference number is: KYI5FPOG . Can I get you anything else? Question: Who has spoken the sentence 11? (A) User (B) System
Solution:
Answer: (B) System