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

[EX Q]: Sentence1: I found the Cambridge Belfry. It is located in the west of town. Would you like me to book that for you? Sentence2: No, again, that is all, thank you. Sentence3: No, thanks. That will be all. Sentence4: Absolutely, the fitzwilliam museum's phone number is 01223332900. Is there anything else I can help you with today? Sentence5: Have a great day! Sentence6: The fitzwilliam sounds good. Could I get the phone number? Sentence7: Can I assist you with anything else today? Sentence8: There are 11 museums in the centre of town. A few are the regency gallery, the fitzwilliam museum, castle galleries, and primavera. Sentence9: I'm wanting information about museums in the centre of town. Sentence10: I'm also looking for a hotel that is cheap and includes free parking. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: The address for Little Seoul is 108 Regent Street, City Centre. Is there anything else I can help you with? Sentence2: Yes, I would like both the phone number and the postcode please. Sentence3: I'm looking for an expensive restaurant in the centre if you could help me. Sentence4: I got that backwards. Need a train leaving Kings Lynn after 9:15 and arriving in Cambridge sometime on Saturday. Sentence5: There is a Korean restaurant called Little Seoul located at 108 Regent Street City Centre. Would you like their phone number? Sentence6: TR2514 leaves at 10:11 and arrives at 10:58. Will this one work for you? Sentence7: Sure. Could you tell me the exact travel time? Sentence8: Sure. The travel time for TR2514 is 47 minutes. Anything else I can help you with today? Sentence9: I sure can. There are lots of choices. Are you looking for a particular type of food? Sentence10: Have a wonderful day yourself. Goodbye. Sentence11: Can I also have the address please? Sentence12: that is it for today. good day thank you Sentence13: I also want to see the travel times for a train going from Kings Lynn from Cambridge on Saturday. It should leave after 09:15. Sentence14: Is there a time you would like to arrive by? Sentence15: The phone number for little seoul is 01223308681, postcode cb21dp. Can I help you with anything else today? Sentence16: No, not really. I think I'd like to try something different. Could you suggest something? Question: Who has spoken the sentence 3? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Great! Thanks for your help, that's all I need. Sentence2: Great! Have a wonderful day! Sentence3: Booking was successful for that time! Your table will be reserved for 15 minutes. Here is your reference number: 6BCI3XF8 . Sentence4: That sounds right. Could you reserve a table for 6 at 18:00 on Friday? Sentence5: I apologize but the booking was unsuccessful. Can we try another day or time? Sentence6: India House is a restaurant located at 31 Newnham Road Newnham on the west side of town. Is this the place you are referring to? Sentence7: Can you try for 17:00 instead? Sentence8: I am looking for some info on India House Question: Who has spoken the sentence 4? (A) User (B) System
[EX A]:
Answer: (A) User