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

[Q]: Sentence1: Thank you for using this system Sentence2: There are several cheap restaurants located in the centre part of town. Sentence3: I am looking for a cheap restaurant. Sentence4: Yes, La Raza serves Spanish food. Would you like their phone number? Sentence5: Do any serve spanish food? Sentence6: La Raza is located at 4-6 Rose Crescent, their postcode is C.B 2, 3 L.L Sentence7: Thank you, goodbye. Sentence8: No, I would like the address and the post code please. Question: Who has spoken the sentence 6? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: No thank you, goodbye. Sentence2: I'm sorry, there are no Korean restaurants in the north part of town. Can I help you find anything else? Sentence3: Thank you for using our system. Good bye Sentence4: How about any area? Sentence5: I would like a restaurant in the north part of town that serves korean food Sentence6: What is the address and price range? Sentence7: Little Seoul is at 108 Regent Street City Centre and is an expensive restaurant. Do you want the phone number? Sentence8: little seoul is in the centre and serves korean food Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I apologize but there were no openings for that time. Would you like to try another day or time? Sentence2: Yes please book it for 3 people on Sunday at 14:45 please. Sentence3: Yes, could you try 13:45? Sentence4: Your booking was successful. They will reserve your table for 15 minutes, and your reference number is Q9J4799I . Can I help you with anything else today? Sentence5: You as well, enjoy your meal. Sentence6: Is that all? Would you like be to book? Anything else you need? Sentence7: May I recommend yippee noodle bar, located at 40428 King street in the centre of town? Sentence8: That's perfect, thank you! Sentence9: No thank you. Have a good rest of your day. Sentence10: I'd love to find an Asian Oriental restaurant. Something moderately priced. Question: Who has spoken the sentence 7? (A) User (B) System
[A]:
Answer: (B) System