Given the task definition and input, reply with output. You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Thanks, can I also have the phone number and postcode? Sentence2: I'm sorry this happened to you, I really hope that the police are able to help. If there is anything else I can do for you don't hesitate to ask. Sentence3: Yes, the postcode is CB11JG and the phone number is 01223358966 Sentence4: I've been robbed and need the police. Sentence5: Great, thank you for your help. I don't need anything further. Sentence6: Okay, the police station is located at Parkside, Cambridge. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System