Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: I will be leaving from leverton house arriving by 06:45. Sentence2: Booking is complete. Your car is a white tesla and contact number is 07609996919. Sentence3: I need a taxi please to express by holiday inn cambridge Sentence4: Okay, I will need to know where you are leaving from and what time you would like to leave. Sentence5: Thank you that is all I need Sentence6: Perfect! Have an excellent day!. Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System