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

[EX Q]: 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
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Sure, what area of town would you like to stay in? Sentence2: There are entertainment attractions in the east, south, and west areas. Which would work best? Sentence3: Any area is fine Sentence4: cherry hinton hall and grounds located in the east is a very nice place to visit. Sentence5: what is your price range to narrow down on our choices Sentence6: lovell lodge has a moderate price range. is that it? Sentence7: Sounds good, I will give it a try, can I also get a place ot stay with free wifi and parking? Sentence8: I am visiting Cambridge and want to see some entertainment. Sentence9: Preferably in the north. Sentence10: There are 2 hotels with 2 stars. There are also 9 guesthouses with 0-, 3- or 4-stars. Which do you prefer? Sentence11: I think I'd choose one of the hotels. Either is fine, could you recommend one? And give me it's price range? Sentence12: Yes that will be all, thank you. Sentence13: I'm open to any price range as long as it meets everything else I need. Sentence14: you are welcome any time Question: Who has spoken the sentence 11? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: It is an entertainment attraction. Sentence2: That sounds interesting, what type of attraction is it? Sentence3: No, It doesn't matter pick something for me. I'll need to know what the entrance fee is though. Sentence4: There are 202 trains that meet your criteria. Would you like to narrow it down by departure site, arrival time, or departure time? Sentence5: Great. I also need a train to Cambridge on Sunday. Sentence6: Absolutely. Which area of town will you be visiting? Sentence7: I would suggest the funk fun house. I do not have an entrance fee listed but you can call them at 01223304705. Sentence8: Hi, I am looking for information for my upcoming trip. Can you help me with some attractions? Sentence9: There are many attractions in the east, including boats, museums, swimming pools, parks, and sports. Are you interested in anything specific? Sentence10: The earliest is TR4212 which leaves at 09:35. It arrives by 09:52 and takes 17 minutes. Sentence11: There are quite a few options in the center. And most museums are free to enter. Sentence12: You're welcome. Have a great day. Sentence13: What type of attraction is the Funk Fun House? Sentence14: I'd like something in the east. Sentence15: Yes, the train should leave after 9:00. I'm departing from ely. I'll need the arrival time and travel time, please? Sentence16: Thank you, that is everything I need. Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]:
Answer: (A) User