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

Input: Consider Input: Sentence1: Thank you for using the Cambridge TownInfo centre. Have a great day. Sentence2: City Centre North B and B is at 328a Histon Road. Please let me know if you would like restaurant recommendations. Sentence3: Hi, can you help me locate a hotel named City Centre B and B. Really looking forward to trying different restaurants. Sentence4: Are you still there? Were you able to book that? Can I get a reference number please? Sentence5: i am doing that right away sir. thank you Sentence6: Booking was successful. Reference number is : MOPETAI4 . Sentence7: Thank you, good bye Sentence8: Can you please help me book that hotel for 8 people. We'll be staying for two nights starting on Tuesday. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Thanks. You too! Goodbye. Sentence2: Get back in touch if you need help in the future. Goodbye. Sentence3: I need information on trinity college Sentence4: You're welcome! Have a great day. Sentence5: Okay, I've pulled up Trinity College. What information do you need? Sentence6: No, that is all I need today. Thank you very much! Sentence7: Ok. Trinity college is a college and the address is trinity street. Anything else? Sentence8: I need to know the attraction type and address. Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Nothing else today, thanks. Sentence2: The cambridge book and print gallery is in the west side of town. What else can I help you with? Sentence3: I have 3 listings that fit that criteria. Would you need parking as well? Sentence4: Which section of the town could you like the hotel to be in? Sentence5: Yes, the Warkworth house's postcode is cb11ee. Sentence6: In the east please. Sentence7: I have 4-star guesthouses in the east. Warkworth House is a great place to stay. Sentence8: Okay, thanks. I'm also looking for information on cambridge book and print gallery. What area is it in? Sentence9: Parking isn't necessary, but I would like a 4-star hotel if possible. Sentence10: You're welcome. Have a nice day. Sentence11: I'd like to find a moderately priced hotel with free wifi. Sentence12: Can you give me the postcode for that hotel? Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System