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: It was a pleasure helping you. Have a great day! Sentence2: The earliest train after 19:00 is TR9704 leaving at 19:40. Would you like a ticket? Sentence3: I do not think I want to book at this time. Thank you for all your help. Sentence4: The train should leave on Friday after 19:00 Sentence5: What day are you departing and do you have a time preference? Sentence6: Yes. It is an Indian restaurant in the North, the phone number is 01733553355 and it is located at Victoria Avenue Chesterton. Sentence7: Can you please provide the full address? Sentence8: I need to find a place called Royal Spice in Cambridge. It is a restaurant, can you help me? Sentence9: I also need to find a train going to Cambridge from birmingham new street. Sentence10: Yes, the address is Victoria Avenue Chesterton cb41eh. May I help with anything else? Question: Who has spoken the sentence 7? (A) User (B) System
Student:
Answer: (B) System