Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Problem:Sentence1: Have a nice day! Goodbye. Sentence2: Royal Standard is a Gastropub in East. Is this OK? Sentence3: May I recommend the Grafton Hotel Restaurant, then? They're very British, very expensive, and located in the east part of town. Sentence4: Thank you, goodbye. Sentence5: Yes there are four other options. What kind of food would you like? Sentence6: That sounds like something I would enjoy. Could you give me the address and phone number? Sentence7: It doesn't matter, just not Gastropub. Sentence8: is there any other expensive restaurant in east? Sentence9: Hi, I want an expensive restaurant. East part of town please. Sentence10: Certainly. The Grafton Hotel restaurant is at 619 Newmarket Road Fen Ditton and the number there is 01223 241387. Can I be of further assistance? Question: Who has spoken the sentence 5? (A) User (B) System
Solution:
Answer: (B) System