Given the task definition and input, reply with output. You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Do you have anything else closer to the centre of town? Or perhaps a theater? Sentence2: I need a recommendation for some entertainment in the city. Sentence3: Sure. The phone number is 01223503333, but I'm not sure of the fee. Sentence4: You are very welcome! Have fun! Goodbye! Sentence5: Yes please, can I have the phone number and entrance fee. Sentence6: The cambridge arts theatre is in the centre area. Would you like more information? Sentence7: I'd be happy to help you. Whale of a time is in the west side of town, and funky fun house is in the east. Would you like more information? Sentence8: That's all I need. Thank you for your assistance! Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System