Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Could you give me the address of the Parkside Police station? Sentence2: The address is Parkside, Cambridge. Sentence3: I also need the address for the Parkside Police Station, please. Sentence4: thanks for your help Sentence5: The phone number is 01223358966. Can I help you find anything else? Sentence6: You are more than welcome! Question: Who has spoken the sentence 4? (A) User (B) System
Output:
Answer: (A) User