You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Peking Restaurant is a Chinese food restaurant located at 10 Homerton Street City Centre. Their phone number is 01223 354755. Sentence2: looking for a restaurant in the expensive price range Sentence3: Yes, I would like to find something in the south but i dont care food type. Sentence4: Thank you, and have a good day. Sentence5: Is there an area of town or type of cuisine you have in mind? Sentence6: Thank you! Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System