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: I need some help with a car accident I was in. Sentence2: Ok, thank you for your help. Sentence3: Contact the police at Parkside, Cambridge, CB11JG Sentence4: I hope your day gets better! Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System