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

[Q]: Sentence1: Thanks for handling the restaurant. I will have time to check out the town. Do you have multiple sports in the same area as the restaurant? Sentence2: I need a place to dine that is expensive in the centre. Sentence3: No, that's all I needed. Thanks for your help! Sentence4: Okay, I recommend midsummer house restaurant in Midsummer Common. Would you like a reservation? Sentence5: 01223334860 is the phone number, and entrance is free. Anything else today? Sentence6: Okay, that sounds nice. Can you give me their phone number and tell me their entrance fee? Sentence7: I can help with that. Did you have a price range in mind? Sentence8: Ok, you're all set, the table will be reserved for 15 minutes and your reference number is : 48QP48K1 . Can I help you with anything else? Sentence9: Yes I would love that. I need to make the reservation for 8 people for 16:15 on Thursday. Sentence10: Why don't you try looking for a college in that area instead please Sentence11: No, there aren't any multiple sports places in the centre. Would you like me to check a different part of town? Sentence12: There are 13 colleges in the centre. I recommend downing college. Sentence13: You have a wonderful day and a great trip. Sentence14: Expensive, please. British food. Question: Who has spoken the sentence 10? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: That should do. I am also looking for a place to dine. The restaurant should serve Chinese food and should be in the expensive price range Sentence2: Can you help me find an interesting place to visit on the east side of town? Sentence3: Sure do, know of any interesting ones on the east side? Sentence4: Yes, I would like it to be in the east. Sentence5: That is all, thank you! Sentence6: cb13ef. Anything else? Sentence7: I can. Do you like museums? Sentence8: The Yu Garden has fabulous food. Can I book a table there for you? Sentence9: I have many choices. Do you have an area preference? Sentence10: I'm sorry, could I get the postcode to Cambridge Artworks? Sentence11: I'm sorry I have to go now! Bye! Sentence12: Absolutely. You can reach Yu Garden at 01223248882. Is there anything else I can help with today? Sentence13: I also need to get the phone number for the restaurant. Sentence14: Okay great. Glad I could be of help. Sentence15: We have the Cambridge Artworks, the Cambridge Museum of Technology, and several galleries. Sentence16: Thanks for contacting the Cambridge TownInfo Centre and have a great day! Question: Who has spoken the sentence 15? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: TR8913 will leave at 9:21 and arrive by 10:10. Do you want to book a seat? It will cost 12.80 pounds. Sentence2: The Express by Holiday Inn Cambridge meets your description. Would you like to make a booking? Sentence3: Is that leaving from cambridge? What day would you like to leave? Sentence4: Do you need help with anything else? Hotel, attraction, etc? Sentence5: Yes, I'm leaving from Cambridge on Wednesday. Sentence6: I do not want to book it. I just need the postcode. Sentence7: I need a train leaving after 8:15 going to stevenage. Sentence8: I'd be happy to help. Is it just you, or will you have other guests? And for how many days will you be staying? Sentence9: Any area would work. It needs to be a 2 star hotel. Sentence10: Yes, please book it for me. Sentence11: Their postcode is cb13lh. Can I help with anything else? Sentence12: Yes, a place to stay/ I am treating myself so make it an expensive one with free parking. Sentence13: That's all I needed. Sentence14: No that is all I need for now. Sentence15: Can you tell me what area you would like to stay in please? Sentence16: Ok great, have a fantastic day! Question: Who has spoken the sentence 3? (A) User (B) System
[A]:
Answer: (B) System