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

Q: Sentence1: How many tickets please Sentence2: I want to go to Cambridge on Wednesday. Sentence3: I can give you all kinds of information as well as book a ticket. Where are you going and when? Sentence4: Have a great stay in town. Goodbye. Sentence5: Train TR9741 arrives at 07:52 and I have booked you for 2,here is your information:Booking was successful, the total fee is 8.8 GBP payable at the station . Reference number is : U44P6DQP . Sentence6: I want you to book it for 5 nights, starting wednesday. 2 people. Sentence7: Where will you leave from? Sentence8: Sure thing, what kind of information do you need? Sentence9: Nope, that's all I need today. Thanks for all your help. Goodbye! Sentence10: Okay that booking was successful. Your reference number is 2VD26230 . Anything else I can do for you? Sentence11: I am looking for information and would appreciate the help. Can you help with a train? Sentence12: Would you like to specify a departure or arrival time? Sentence13: I would need 2 tickets. Sentence14: Can you also look up the hotel Carolina Bed and breakfast? Sentence15: I will be leaving from ely. Sentence16: I need to arrive by 08:45 Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Sure, what will your arrival station be? Sentence2: Thank you! What kinds of restaurants are available? Sentence3: Yes, please. For Friday. 3 people at 16:30. Sentence4: Oh thank you so much. I also need a train from Bishops Stortford, can you help with that? Sentence5: Your welcome, Have a nice day. Sentence6: sure, i have 9 options for you Sentence7: Sure. The Graffiti is a restaurant that serves British food. The phone number is 01223277977. Would you like to make a booking? Sentence8: It is a total time of 38 minutes for the trip. Anything else that I can assist with? Sentence9: The departure time is 09:29. Is there anything else that I can help you with today? Sentence10: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 86G11ZVP . Sentence11: I will be heading into Cambridge. I will need it for Friday arriving by 12:00. Sentence12: Are there any expensive places to dine in the West? Sentence13: No that's ok. I just need the travel time. Sentence14: TR2083 will arrive at 10:07. Want to book? Sentence15: Nothing else today. Thanks so much for your help. Bye. Sentence16: Yeah, can you confirm the time I need to be at the station? Sentence17: I see british, european, and indian available. Sentence18: Can you tell me about one of the restaurants that serves British cuisine? Question: Who has spoken the sentence 8? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I think a museum sounds good. Sentence2: Do you have their contact number? Sentence3: There are five options, but I recommend maharajah tandoori restaurant, would you like more information or a booking? Sentence4: I suppose I could visit the one that cost. Could I get the address, phone number and postcode to that location please? Sentence5: cambridge and county folk museum is located at 2-3 castle street post code cb30aq. their phone number is 01223355159. is there anything else i could help you with? Sentence6: Thank you. What kind of car will they be driving? Sentence7: I will also need to book a taxi. Sentence8: Okay, please book for tuesday at 13:15. It'll be 5 of us dining. I'll need the reference number Sentence9: You are welcome Sentence10: Your all set! Sorry for any confusion. Your ref number is 9UQFB5UA make sure you get there 15 minutes ahead! Sentence11: Are you looking for anything in particular? There are museums, colleges, and an entertainment venue on the west side of town. Sentence12: Actually, I'm looking for an expensive place to eat after I visit the museum. I'm hoping for latin american food. Sentence13: There are several in that area. 4 has no entrance fee and 1 costs 3.50 pounds. Did you have a preference? Sentence14: How about Indian food. Sentence15: I'm sorry, there are none that meet your criteria. Is there anything else you would prefer, or maybe a not-so-expensive restaurant? Sentence16: I am sorry, our system is down and I can't get that booked right now. Is there anything else? Sentence17: They will be driving a white skoda. Is there anything else I can help with? Sentence18: Yes, their contact number is 07346227585 Sentence19: I'm looking for an attraction in the west. Sentence20: OK, I guess that is all. Thanks a lot! Question: Who has spoken the sentence 5? (A) User (B) System

A:
Answer: (B) System
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