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'm heading to Club Salsa, and I need a taxi. Sentence2: I need to be at club salsa by 6:00 leaving la tasca. Sentence3: No, that's everything. Sentence4: I'll be happy to get one for you, what time would you like to leave? Sentence5: I have booked a taxi for you. It is a blue lexus and the contact number is 07417152476. Is there anything else I can help you with? Sentence6: Ok, enjoy your time at Club Salsa, come back if you need any further assistance! Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System