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

Q: Sentence1: You're very welcome. Thank you and goodbye! Sentence2: The earliest train departs Leicester at 05:09 and arrives in Cambridge at 06:54. The cost is 37.80 pounds per ticket. Sentence3: That's all that I need. Sentence4: Any of those will work. Which one is your favorite and where is it located? Sentence5: I'll be departing from Leicester, headed to Cambridge. What do the prices look like? Sentence6: No problem. There are a lot of other options like boating, cinema, colleges, a concerthall, museums, nightclubs, a park, theatres and swimming pools. What are your interests? Sentence7: I also need a train on Wednesday, arriving by 19:00. Sentence8: I'm looking for something to do in the centre of town. Sentence9: Travel time is approximately 105 minutes. Sentence10: Would you like any more information on other attractions? Sentence11: I would really like it to be a attraction type. Sentence12: What is the travel time? Sentence13: Great! I found a lot of things that match what you're looking for. Do you like architecture? Sentence14: I can help you with that. What are the departure and destination cities you were looking for? Sentence15: No, that will be all. Thank You for all your help. Sentence16: I'd try the cambridge contemporary art museum, at 6 trinity street. Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I am interested in finding a great nightclub to take a friend to. Sentence2: I've booked a table for 5 on Monday at 17:30. The reference number is MUBJSMLX . Is there anything else I can help you with? Sentence3: I have found 4 restaurants. Do you have a preference of area? If not that Kohinoor in the centre is very popular. Sentence4: Great that was all that I needed today, thank you. Sentence5: Cambridge has lots of great options. Club Salsa is quite popular and is in the centre. Sentence6: I have arranged for a black Honda to have you arrive at Kohinoor by 17:30. The contact number for the Taxi is 07997403672. Is there something else I can assist with? Sentence7: That sounds great. How much is the entrance fee? Sentence8: Perfect, can you also help me find a place to eat that is cheap and serves Indian food? We are looking to accommodate 5 people at 17:30 on Monday. Sentence9: Just book it on Monday please, for 5 at 17:30. Sentence10: Perhaps their phone number? Sentence11: The phone number is 07782218745. Sentence12: The Club Salsa entry fee is 5 pounds. Can I help with anything else? Sentence13: You're welcome! Have a good day. Sentence14: We need a taxi from Club Salsa that will get us to Kohinoor in time to eat. Can you make that happen? Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Done! Your table will be reserved for 15 minutes. The reference number is 1T0DI06Z . Can I help you with anything else? Sentence2: Hmm, I really want to stay near the hotel. Do you have anything in the south instead? Sentence3: I would prefer to stay in the South please. Sentence4: I want to eat at 16:15. Sentence5: It will be a black Honda. Is there anything else I can help you with today? Sentence6: No. That is all I need for today. Sentence7: There's one guesthouse, el shaddai, that fits your criteria. Do you need more information? Sentence8: No, but I do need a reservation for Wednesday, 2 nights, for 3 people. Sentence9: Oh yeah, I'm going to need a ride to get around. Sentence10: Thank you, what kind of car will be picking me up? Sentence11: Booking was successful. Reference number is : LG6AFLVA . Sentence12: Yes I can. What time would you like to eat? Sentence13: In the south we do not have any expensive british restaurants. We do have chinese, indian, italian or mexican. Sentence14: That sounds wonderful! Is it in the same area as the hotel? Sentence15: I've changed my mind and would prefer to stay in the center of town. I need parking, wifi, and it should have a 0 star rating. Sentence16: Yes! What part of town would you like to stay in? Sentence17: Thanks. Could you also help me locate an expensive british restaurant? Sentence18: There are 4 nice places to stay in that area, is there a price range you prefer? Sentence19: I have booked you a taxi to take from your hotel to The Cambridge Chop House. Contact number : 07124495603 Sentence20: The Cambridge Chop House sounds like it might be what you are looking for. Sentence21: My hotel is in the centre, so the Cambridge Chop House will actually work. Can you make me a booking for 3 people on Wednesday? Sentence22: Thank you for calling. I hope you enjoy your trip. Goodbye! Sentence23: Your hotel is in the south and the cambridge chop house is in the centre, is that okay? Sentence24: Can you help me find a place to stay? Question: Who has spoken the sentence 17? (A) User (B) System

A:
Answer: (B) System
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