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: There are quite a few guesthouses in that area. Would a guesthouse meet your needs? Sentence2: And the postcode is cb41da if you still need that information. Is there anything else I can help with? Sentence3: There are 11 possible choices. Do you have any additional preferences? Sentence4: Yes, the Acorn Guest House has internet. Sentence5: Great, that's perfect. Thanks for your help! Sentence6: Yes a guesthouse would be fine. Does it have internet? And what is it's postcode? Sentence7: No that's all for now. Thank you. Sentence8: I need to find a 4 star hotel that has moderate price. Sentence9: Have a great day! Sentence10: Yes I would like it to be on the North part of town. Question: Who has spoken the sentence 9? (A) User (B) System
Solution:
Answer: (B) System