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 welcome, glad I could help. Sentence2: I personally like Parkside Pools. It's in the center of town, on Gonville Place. Sentence3: Any area is fine. Which of the 4 swimming pools do you suggest? Sentence4: It is cb11ly. Is there anything else I can help you with? Sentence5: Where will you be departing from? Sentence6: Thanks. That was all I needed. Goodbye. Sentence7: I am departing from Cambridge. Sentence8: I am looking for information on places to go in Cambridge. Can you help with that? Sentence9: My destination is london kings cross Sentence10: Can I get the postcode as well? Sentence11: I can help with that. Is there a particular area you're interested in? Sentence12: Yes, there are 4 swimming pools that match those requirements. Is there a particular area you would like to go to? Sentence13: There are 278 trains that meet that criteria. Would you like to narrow down your options by departure site, destination, or arrival time? Sentence14: I have made that reservation and your reference number is 1702SDBO . Sentence15: TR1502 arrives in london kings cross friday at 11:51. Would you like me to book you any seats? Sentence16: I also need a train leaving after 11:00 on friday Sentence17: What I'd really like is to find a swimmingpool. Sentence18: Yes book for 8 people and I need a reference number Question: Who has spoken the sentence 13? (A) User (B) System
[A]: Answer: (B) System


[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
[A]: Answer: (B) System


[Q]: Sentence1: am also looking for places to go in town. The attraction should be in the centre and should be in the type of museum. Sentence2: I am looking for a Sunday train to Bishops Stortford please. Sentence3: The phone number is 01223307402. Sentence4: TR6742 leaves at 17:29 and arrives in bishops stortford at 18:07. Would you like me to book it for you? Sentence5: We have almost 80 attractions to choose from. Did you have something in mind to do? Sentence6: There are several museums in the centre of town. Do you have a preference on the type of art you which to see? Sentence7: What aspects of it would you like me to help you with? Sentence8: No need to book. But, can you please give me the travel time and the price of the ticket? Sentence9: We have 11 different free museums ranging from art to archaeology. I recommend castle galleries at unit su43, grande arcade, saint andrews street. Sentence10: Yes, I am looking for a museum in the centre. Sentence11: The travel time is 38 minutes and the ticket cost is 8.08 pounds. Is there anything else I can help you with? Sentence12: I am planning a trip in Cambridge. Sentence13: The train should leave after 17:15 and should go to bishops stortford. Sentence14: There are several leaving on Sunday. What time would you like to depart? Sentence15: What is the phone number? Sentence16: Yes I am looking for some things to do while I'm in town. Question: Who has spoken the sentence 3? (A) User (B) System
[A]:
Answer: (B) System