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: I am looking for the main line at the hospital Sentence2: I would like the postcode and address please. Sentence3: You're welcome, have a great day! Sentence4: The address is Hills Rd, Cambridge and the postcode is CB20QQ. The phone number is 01223245151. Sentence5: No, thank you again. Sentence6: That is all I need. Thanks Sentence7: Have a great day! Sentence8: Ok, I'll call an Uber. Sentence9: I'm looking for a hospital, specifically the Addenbrookes Hospital. Sentence10: Is there anything else I can do for you today? Question: Who has spoken the sentence 5? (A) User (B) System
Student:
Answer: (B) System