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: I am sorry but you will have to get ticket there and here is the address 251a chesterton road. Sentence2: Do you want me to make a booking? Sentence3: I'm seeking an attraction! A boat one will be nice. Sentence4: Yes please! Thank you so much! Sentence5: Great! I have four for you. Two are in the centre. Any location you'd like in particular? Sentence6: Sure, I can get tickets for the cambridge punter in the city centre. If that sounds okay, what day and time would you like? Sentence7: I am also looking for the Oak Bistro, a place to eat. Sentence8: No, I'd like the name of one in the centre please. Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Bloomsbury sounds nice. Can you book a table for 5 people at 12:15 on Wednesday? Sentence2: The varsity restaurant and bloomsbury restaurant are both located in the centre of town. Sentence3: Yes please. Could I have it? Sentence4: Have a great day! Sentence5: The Missing Sock serves international food on the east side, and is cheap. Should I book a table? Sentence6: I'd prefer something in the centre of town if that's an option. Sentence7: Are there any restaurants that serve international food? Sentence8: Of course. It's VB3GHYNL . Anything else? Sentence9: Alright you're all booked. Would you like the reference number? Sentence10: That's all I need. Thanks so much for your help. Question: Who has spoken the sentence 3? (A) User (B) System
[A]:
Answer: (B) System