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've booked you a grey Audi, the contact number is 07702787736. Sentence2: I will be at Cityroomz. Sentence3: I want to book a taxi after 14:00 and would like to the rice house. Sentence4: Certainly we can arrange that - where should they pick you up? Sentence5: Thank you that is all I need Sentence6: If that is all, you're welcome. Goodbye. Question: Who has spoken the sentence 3? (A) User (B) System
Student:
Answer: (B) System