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

Sentence1: Great! Have a nice day! Sentence2: The address is Hills Rd, Cambridge, and the postcode is CB20QQ. Sentence3: Cambridge's hospital is the Addenbrookes Hospital at Hills Rd. Sentence4: Great, can I get the address and postcode. Sentence5: i want to find a hospital in town Sentence6: Thank you for your help. That is all I need today. Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System