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

Sentence1: Hmm. What about museums? Sentence2: Booking completed! Your contact number is 07349924614. The car type is a black ford. Can I help you with anything else? Sentence3: I don't care about wifi or parking. To be honest, I don't care what area it is in, either. What would you pick? Sentence4: Cambridge and county folk museum is available, would you like that? Sentence5: Can you tell what time you want to be picked up and at which location? Sentence6: I'm also looking for an attraction preferably on a boat in the west. Sentence7: Sure. That sounds good. Can I get their address and postcode please? Sentence8: Thanks! I also need a taxi between both locations, please. Sentence9: Wow that was fast thanks! No, that is all I needed. Hope you have a wonderful day. Sentence10: Sounds nice. What is the address and postcode please? Sentence11: I want to leave the hotel by 23:15. Sentence12: Thank you for contacting Cambridge TownInfo centre. Goodbye! Sentence13: I'm looking for a moderately priced guest house. Can you recommend one? Sentence14: There are 15 options. Do you have a specific area you would like to stay in? And are you interested in wifi and parking? Sentence15: I would go with the Acorn Guest House if I were choosing a moderately price guesthouse. Sentence16: Sure their address is 2-3 Castle Street and the postcode is cb30aq Sentence17: The address is 154 Chesterton Rd, the postal code is cb41da, is there anything else that I can assist with? Sentence18: There are no boats in the west, can I try something else for you? Question: Who has spoken the sentence 11? (A) User (B) System
Answer: (B) System

Sentence1: There are 8 trains. The latest one that would get you there on time leaves at 8:48 and arrives 9:38. Would you like me to book a ticket for you? Sentence2: Where are you traveling to and from? Sentence3: Thank you very much for all of your help. Sentence4: I am looking for a restaurant called Galleria. Sentence5: Would it be possible to book the same restaurant at 15:45? Sentence6: The travel time is 50 minutes and it costs 13.20 pounds. Sentence7: Okay you are welcome! Thank you for calling. Sentence8: I have made the reservation for 3 for Sunday at 15:45 at Galleria. Your reference number is DUY4H6WY . Is there anything else I can do for you? Sentence9: I've found Galleria, it is located at 33 Bridge Street in town centre. Would you like to make a reservation? Sentence10: Departure is Peterborough and arrival is Cambridge. Sentence11: Yes. I would also like to take a train on Sunday arriving by 09:45. Can you help me with that? Sentence12: Yes! I'd like a reservation for this Sunday at 16:45 for three people. Sentence13: Please give me travel time and the price, please. Sentence14: I'm sorry, but that time and day is unavailable. Would you like to try another day and/or time? Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: Yes, they can be reached at 01223902112. Is there anything else I can help you with? Sentence2: Thanks for contacting us enjoy your stay with us! Sentence3: Yes. There will be 6 of us dining. Sentence4: Camboats is a boat attraction in the east area of town. Would you like more information about them? Sentence5: Hello, do you know of any boat attractions in the East of town? Sentence6: Your booking was successful, here is your reference number JLI059GG . Sentence7: Monday, 14:15. Please include the reference number. Sentence8: There is one option here. It is pizza hut fen ditton. Would you like a table reserved? Sentence9: Thanks, that'll be it for me today. Bye! Sentence10: I don't have any information on their entrance fee, but their postcode is cb58sx. Sentence11: Yes, I'm also looking for a moderately priced italian restaurant preferably in the same area as camboats Sentence12: Yeah, can I get the entrance fee and postcode? Sentence13: What day and time do you want me to book it for? Sentence14: I can give Camboats a call. Do you have their phone number? Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User