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: That's all I needed! Thank you for your help. Sentence2: thank you and enjoy your stay in cambridge Sentence3: No I am sorry there aren't any. Another food type perhaps? Sentence4: Are there any restaurants in the center of town that serve Corsica food no matter the price range? Sentence5: charlie chan is a very good place to dine Sentence6: How about a good chinese place? Sentence7: Your table is booked, reference #PJOHE4EN . Can I help you with anything else today? Sentence8: No, I'm sorry. There are none. Would you like to choose a different type of food? Sentence9: That sounds good to me! Can you please book a table for one at 11:15 on Sunday? Sentence10: Are there any cheap restaurants that serve corsica food around Cambridge? Question: Who has spoken the sentence 7? (A) User (B) System
Solution:
Answer: (B) System