Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: I'm leaving from primavera. Sentence2: Booking completed! Booked car type : yellow bmw Contact number : 07711369546 Sentence3: I need to book a taxi to leave after 07:45 to take me to Bangkok City. Sentence4: Where will your departure site be? Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System