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: The phone number is 01223245151. Sentence2: Can you please tell me what their phone number is? Sentence3: The Addenbrookes Hospital is located at Hills Rd, Cambridge Postcode CB20QQ Sentence4: I need to find a local hospital. Sentence5: welcome. at your service next time Sentence6: Thanks! That is all I need. Good bye. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User