You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Ex Input:
Sentence1: That is all, thank you, goodbye. Sentence2: Is there anything else we can help you with? Sentence3: Goodbye. Sentence4: Ok. Thanks. Sentence5: I am looking for a restaurant in the south part of town and serving portuguese food. What is the address and phone number? Sentence6: Nandos is a portuguese restaurant in the south part of town. Their address is Cambridge Leisure Park Clifton Way and their phone number is 01223 327908 Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: I am looking for a police station in Parkside Sentence2: Best wishes to you. Have a good day. Sentence3: No. That's all I wanted to know. Thanks. Sentence4: There is a police station in Parkside. The postal code is CB11JG and the phone number is 01223358966. Is there anything else I can help you with? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: I do recommend huntingdon marriott hotel, but it is in the expensive price range. I want to confirm this is okay before booking. Sentence2: Thank you, have a great day, goodbye! Sentence3: Either is fine. Can you book a room for 7 people for 2 nights? We'll arrive on Friday. Sentence4: Your booking for a party of 7 arriving on friday for 3 days 2 nights was successful. Your Reference number is DZ1T0E9N . Is there anything else I can assist you with? Sentence5: No, that is all. Thanks for the help. Bye. Sentence6: There are two options available, which would you prefer cheap or expensive? Sentence7: I am looking for a 4 star hotel with free wifi in the west side of town. Sentence8: That sounds great. Thanks. Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User