You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Of course Sentence2: Thank you for your help. That's all I need. Sentence3: How about modern european food? Sentence4: no records match your request, I'm sorry. Sentence5: their address is Quayside Off Bridge Street and their phone number is 01223 307030 Sentence6: The river bar steakhouse and grill is good but cheap. Would you like their address or phone number? Sentence7: I would like a restaurant in the centre of town that serves caribbean food Sentence8: We have Modern European in the centre area in several price ranges. Do you have a preference? Sentence9: The price range doesn't matter. Please suggest one to me. Sentence10: You're welcome. Enjoy your dining experience. Question: Who has spoken the sentence 9? (A) User (B) System
A:
Answer: (B) System