Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: What time would you like to leave? Sentence2: thank you for all youre help that will be all Sentence3: Booking completed! Booked car type : blue toyota Contact number : 07920865012 Sentence4: Where will you be heading to? Sentence5: I'll be needing a taxi from nandos city centre Sentence6: I need to go to the castle galleries. Sentence7: Ok thanks, that's all i need. Sentence8: I need to leave after 04:30. Question: Who has spoken the sentence 2? (A) User (B) System
Output:
Answer: (A) User