You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

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: Answer: (A) User
Why? The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

New input: Sentence1: I am looking for a hotel by the name of home from home. Sentence2: Please make a booking for eight people staying for 4 nights from Saturday. Sentence3: Home from Home is a moderately priced, 4 star guesthouse located in the north. Would you like me to check availability for you? Sentence4: Where are you departing from and what day are you traveling? Sentence5: Actually, I also need a train to go to cambridge and should arrive by 11:45. Sentence6: That will do it. Thank you for your assistance! Have a good day! Sentence7: I was able to book your room for 8 people for 4 nights starting on Saturday. The reference number is : SV1VVPV4 . Is there anything else you need? Sentence8: Thank you for contacting us and have a nice day. Question: Who has spoken the sentence 4? (A) User (B) System
Solution:
Answer: (A) User