Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Goodbye. Sentence2: I need the address and phone number, please. Sentence3: No, thanks. I have everything I need. Goodbye. Sentence4: I don't see any Basque restaurants. Is there another type of food you might like? Sentence5: Which part of town it is in ? Sentence6: Hi, I'm looking for a Basque restaurant in the west part of town. Sentence7: Graffiti is a British restaurant located in the west part of town and in the expensive price range. Would you like their address? Sentence8: Graffiti is located at Hotel Felix Whitehouse Lane Huntingdon Road, and you can phone them at 01223 277977. Do you need additional information? Sentence9: How about british? Sentence10: it is located in the west part of town Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System