Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Could you give me the postcode? Sentence2: Their address is 2 norfolk stree. I am not sure of their entrance fee, they do not have it listed. Sentence3: I found quite a few. What kind of food would you like? Sentence4: You are booked! They will hold the table for 15 minutes. Your reference number is IX1RPSY3 . Can I help you with anything else today? Sentence5: I am looking for an expensive restaurant in the centre. Sentence6: The postcode is cb12lf. Is there anything else I can help you with? Sentence7: That sounds perfect! Can you book a table for 5 people @ 13:30 on Saturday? Sentence8: I'd like an expensive gastropub. Sentence9: No thank you, that is everything. Sentence10: I have the backstreet bistro in the centre of town, does that sound good? Sentence11: Can you tell me the postcode on that and the entrance fee? Sentence12: There are great concerts at The Man on the Moon concert hall. Their phone number is 01223474144, if you'd like to check coming attractions. Would that work for you? Sentence13: You're welcome! Just let us know if you need anything else. Sentence14: I would also like to know if there are any shows or concerts in town. Question: Who has spoken the sentence 10? (A) User (B) System
Output:
Answer: (A) User