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: Sure, the telephone number is 01223245151 and the post code is CB20QQ. Sentence2: Can you also tell me what the phone number and post code for the hospital is? Sentence3: Thanks, that's all I need. Good bye. Sentence4: The hospital is located at Hills Rd, Cambridge. Sentence5: Where is the Addenbrookes Hospital located? Sentence6: welcome. at your service next time Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User