Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Booking completed! Booked car type : black audi Contact number : 07412273994 Sentence2: Carolina bed and Breakfast. I also need the contact number and car type Sentence3: Where will you be leaving from? Sentence4: I would like a taxi by 16:30 to arrive at Nusha. Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System