Teacher:You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? Solve this instance: Sentence1: What is the price range? Sentence2: Maybe but could I have the postcode,food preference and phone number fot this Indiana Restaurants? Sentence3: Do you know where I can find the Peking Restaurant? Sentence4: The Peking Restaurant is located at 10 Homerton Street in Centre. Sentence5: Your welcome. Please contact us anytime. Sentence6: They serve chinese food. Would you like to make a booking today? Sentence7: No, if I could get the phone number for the peking restaurant, that would be good. Sentence8: I'm sorry, I don't see any Indiana restaurants. Sentence9: You can phone them at 01223354755. What else can I do for you? Sentence10: The Peking Restaurant is an expensive restaurant. Were you interested or did you want to keep looking? Sentence11: That was all I needed. Thank you, Sentence12: What type of food do they serve? Question: Who has spoken the sentence 4? (A) User (B) System
Student:
Answer: (A) User