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

[Q]: Sentence1: Yes, all of the listed entrance fees are 5 pounds. The Club Salsa is nice. Sentence2: Have fun! Goodbye! Sentence3: Club Salsa's address is 1 Station road and their phone number is 07782218745. Sentence4: No thanks. That's it. Sentence5: Location doesn't really matter. Is there an entrance fee? Sentence6: Yes, would you like to find a nightclub in the centre or south part of town? Most of them are in the centre. Sentence7: Club Salsa sounds right up my alley. Can I get the address and phone number please? Sentence8: Can you find information about nightclubs? Sentence9: You're welcome. Can I help you with anything else? Sentence10: Okay, great! Thanks for your help! Question: Who has spoken the sentence 7? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Can you book a table at the Bistro for me? 4 people at 13:30 on Sunday, please. Sentence2: I am looking for a place to eat that's expensive and serves Belgian food. Sentence3: I just need the arrival time and price. Sentence4: I have two, the backstreet bistro and the slug and lettuce. Do you have a preference between the two? Sentence5: Yes, what time do I need to be at the station? Sentence6: How about somewhere expensive in the centre? Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : NSLKEI1G . Sentence8: I want to leave after 10:30 on Monday. Sentence9: The TR8089 meets your criteria. Would you like to book tickets? Sentence10: You're welcome, have a good day. Sentence11: no such restraunts too Sentence12: Thanks! I also need a train from Cambridge to Ely, please. Sentence13: what time will you be departing? Sentence14: I should be asking you what time you need to be at the station. Sentence15: The arrival time for train TR8089 is 12:07, and it will cost only 4.40 pounds. Is there anything else I can help with? Sentence16: I'm sorry, we don't have any Belgian restaurants. Would you like to try a different type? Sentence17: That was everything. Thanks very much! Sentence18: How about a gastropub restaurant? Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Are there any places in the south section of town the has to do with multiple sports? Sentence2: Do you have in attractions in a type of park in the south? Sentence3: Okay. Have a great time! Sentence4: No that was all I needed right now, thanks very much. Goodbye. Sentence5: That sounds nice. Can you give me their address, postcode, and phone number, please? Sentence6: We have 2 parks in the south. I recommend Wandlebury Country Park. Sentence7: I sure can. They are located at Wandlebury Ring, Gog Magog Hills, Babraham. Their postcode is cb223ae. The phone number is 01223243830. Can I help you with anything else? Sentence8: Unfortunately, I don't see any that are in the south. Would you like me to check in another area of town? Question: Who has spoken the sentence 1? (A) User (B) System
[A]:
Answer: (B) System