You will be given a definition of a task first, then some input of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: The police station in parkside can help. Their telephone is 01223358966 with their postcode being CB11JG. Sentence2: Perfect, I will give them a call, and see if they can tell me what I should do next. Sentence3: Is there anything else I can help you with? Sentence4: I have been robbed and need to know how I can get help. Question: Who has spoken the sentence 3? (A) User (B) System
Output:
Answer: (B) System