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

Q: Sentence1: there are 11 all with free entrance. Would you like me to recommend one? Sentence2: As previously mentioned, they both have internet available. I don't have specifications about the internet service however. Would you like to book one of these? Sentence3: I can, we have 9 hotels, do you have anything else to narrow it down? Sentence4: Your white ford taxi booking was successful. Its contact number is 07580691974. Sentence5: I have 2 available hotels. One is the Gonville Hotel located on Gonville Place. The other is University Arms Hotel on Regent Street. Which one would you like to book? Sentence6: Do you have there phone number? Sentence7: Your booking was successful and the reference number is ELYPAXQZ . Sentence8: I want to arrive at the Castle Galleries by 11:15. Sentence9: Yes, please book for two nights beginning on Sunday for one person. Sentence10: Yes, please. Can I get the address and phone number for the one you reccommend? Sentence11: Ok, thank you for the help. Sentence12: I'm looking for a hotel, can you help? Sentence13: Can you book the one without wifi? Sentence14: Their phone is 01223307402. Is there anything else I can help you with today? Sentence15: What time do you need the taxi, and which is the destination site? Sentence16: Was there anything else you needed today? Sentence17: Yes, I also need a taxi going between the two places. Sentence18: they both have internet, for what days and how many people should I book? Sentence19: Do either of them offer free wifi? Sentence20: castle galleries is a nice place, their address is unit su43 grande arcade st andrews st and their postcode is cb23bj, anything else today? Sentence21: Thank you. I'm also looking for a museum to go to in the same area. Sentence22: It should be in the centre and be on the expensive side. Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Not a problem and thank you for choosing Cambridge TownInfo Centre Sentence2: Yes I have locations on the east, north and city center. Any preference for location? Sentence3: Thank you very much for helping me today! Sentence4: We can certainly help with that. Are you heading to the boat or to the hotel, and what time do you need the taxi? Sentence5: Gonville Hotel is a three star hotel with parking and is in the centre area. Does this sound good? Sentence6: Yes, I also need to get a taxi to go between them, please. Sentence7: I'd be happy to make that reservation for you. What days would you like to stay there, and how many are in your party? Sentence8: I would like a three star hotel, do not care about price. Sentence9: Great! I also need a hotel while I am there. I do need free parking but internet is optional. Sentence10: I am looking for a place to get a boat. Can you help me? Sentence11: Alright. There are a total of 29 hotels and guesthouses available. Is there a certain price range or area you wish? Sentence12: Yes that sounds fine. I would like to book a reservation please. Sentence13: I was able to get a red volvo for you phone number 07586716905 Sentence14: Can you make that for starting monday, 4 nights and 7 people? Sentence15: I need to leave the hotel by 5:00. Sentence16: The booking was successful! Your reference number is UR6L3NLS . Anything else I can help with? Sentence17: No problem. There is the Riverboar Georgina which is located in the north side of town. The address is Cambridge Passenger Cruises, Jubilee House and the postcode is cb43ax. Sentence18: No, I don't have any preference. You can just pick whichever one looks best and give me the phone number, address, and area. Question: Who has spoken the sentence 14? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I'm looking for a train that leaves from London Liverpool Street on Thursday, is there any information you can give me about something like that? Sentence2: Success! Your 3 seats are reserved and the total will be 49.8 GBP, payable at the station. Your reference number is SQ22G015 . Can I do anything further for you? Sentence3: Which area would you like for the nightclub? we have 5 in centre and 1 in south. Sentence4: You're welcome! Is there anything else I can do for you? Sentence5: There are three choices. The TR3839 departs London at 05:39 and arrives Cambridge at 07:07. That's the earliest departure. Would you like to book a ticket? Sentence6: Yes, for 3 people, please. Sentence7: In my opinion, the nicest one is Kambar nightclub. It's in the centre of town. Would you like more information on it? Sentence8: It doesn't matter, what would you recommend? Sentence9: Their phone number is 01223842725, and they are located at 1 wheeler street. Sentence10: Great! Thanks for your help today! Sentence11: Goodbye! Have a great day! Sentence12: Sure, can I have the phone number and address? Sentence13: Yes. Trains leave from London Liverpool Street every two hours, starting at 05:39. Was there a particular time of day you were interested in? Sentence14: No, you've covered everything. Goodbye. Sentence15: Yes, I'd also like to find a place to go. I was thinking a nightclub would be fun. Sentence16: I would like to arrive by 11:00 in Cambridge. Question: Who has spoken the sentence 5? (A) User (B) System

A:
Answer: (B) System
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