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: Peking Restaurant is a Chinese restaurant in the south part of town. The price range is expensive and the address is 10 Homerton Street city Centre Sentence2: Yes, Chiquito Restaurant Bar is a nice restaurant in the south part of town. Sentence3: Is there any restaurants on the south part of town? Sentence4: I want a restaurant serving chinese food? What is the address and price range? Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System