Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Okay, thank you for your help. Goodbye. Sentence2: It does not list a street address. It just says Parkside, Cambridge. Sentence3: You're welcome! Have a great day! Bye! Sentence4: Great, could I also have their address. Sentence5: Is there an emergency? Sentence6: I have found the Parkside Police Station, their phone number is 01223358966. Question: Who has spoken the sentence 4? (A) User (B) System
A:
Answer: (A) User