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

Q: Sentence1: Yes, both the Hobsons House and the college are both in the west part of town. Would you like information for the college? Sentence2: Booking completed! Your ca is a black lexus and the contact number is 07301130189 Sentence3: It doesn't matter. Sentence4: Queens college is quite pretty. It is on Silver street in the west. Sentence5: Perfect! That's all I need today, thank you! Sentence6: No, I need something in the western part of town. Sentence7: There are lots of churches in the centre of town. Would you like to visit one? Sentence8: What would you recommend? I don't have a preference. Sentence9: There are many colleges and museums on the west side. There is also one entertainment center. Which do you prefer? Sentence10: Do you know when you want to get there by? Sentence11: You are very welcome. Glad I could help. Have a nice day. Sentence12: Is it near the Hobsons House hotel? Sentence13: Actually, the college sounds great. I don't need more info. But I would love a taxi to get me from Queens College to Hobsons House. I want to leave by 16:30. Sentence14: Hello. I'm looking for a few good places to see in town on my next visit to cambridge. Question: Who has spoken the sentence 6? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Yes, please provide a suggestion. Sentence2: Can you find me a good restaurant in the city centre? Sentence3: Okay, how about Eraina that's on Free School Lane City? Sentence4: Sounds great. Would you book me a table for 8, for Monday at 19:00? Sentence5: There are 11 museums is that area. The great thing is they are all free. Do you want additional information on any of them? Sentence6: Thank you so much for all your help. Sentence7: They are all located in the centre the same as the restaurant. Would you like me to recommend one? Sentence8: Are there any entertainment venues near the restaurant? Sentence9: Your table is booked! Reference #: GV2YF6H5 . The table will be reserved for 15 minutes. Can I assist you with anything else today? Sentence10: You are welcome. Enjoy your time in Cambridge. Goodbye. Sentence11: What area are they in? Sentence12: The fitzwilliam museum has amazing art and sculpture. The address is trumpington street and the phone number is 01223332900. Do you want more information? Sentence13: Your red toyota has been booked and its contact number is 07932820731. Sentence14: there are quite a number. what is your price range? Sentence15: The attraction should be in the same area as the restaurant and should be in the type of entertainment. A museum Sentence16: I will also need a taxi from the attraction to my dinning. Sentence17: I don't really have one but would like to try a European restaurant. Sentence18: There are 44 options available. Is there anything particular you are interested in ? Question: Who has spoken the sentence 15? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Okay. Would you like to book a room at the Acorn Guest House? Sentence2: I have nothing matching what you are looking for. Perhaps another area or another attraction? Sentence3: they are at cambridge passenger cruisers, jubilee house,cb43ax. or call them on 01223902091. Sentence4: I am sorry I do not have that information, I can give you their phone number if you would like. Sentence5: I also need a hotel. One with free wifi and not too expensive. Sentence6: If you want to stay in the north, the Acorn Guest House is moderately-priced and quite nice. If you want cheap, I recommend Worth House. Sentence7: Okay let's try the Acorn Guesthouse. Sentence8: I would like their phone number, entrance fee, and address. Sentence9: Yes the phone number would be great. What are their hours? Sentence10: riverboat georgina has nice boats. Are you interested ? Sentence11: I would be happy to book the Acorn Guest House for you. Can you please tell me the day, length of stay, and the number of people. Sentence12: The Acorn Guest house is a beautiful 4-star guest house. They do offer internet and parking. Would you like me to provide their contact information for future reference? Sentence13: Can you book it for me and get a reference number ? Sentence14: I want to stay in the north. Are there any attractions with boats? Sentence15: no that is it for now thanks Sentence16: You're welcome. Have a good visit. Sentence17: The phone number is 01223902091. Their website is vague, I'm afraid you'll have to call them for their hours. What else can I help you with today? Sentence18: I actually won't need a booking. Can you tell me the star of the hotel and if they offer free parking? Sentence19: No, thank you. Could I get the entrance fee of the Riverboat Georgina? Sentence20: looking for places to go in town. The attraction should be in the north and should be in the type of mutliple sports Question: Who has spoken the sentence 15? (A) User (B) System

A:
Answer: (B) System
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