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: You're very welcome! Goodbye. Sentence2: Thank you that is all I needed Sentence3: The local hospital is Addenbrookes it phon eis 01223245151. Sentence4: i want to find a hospital in town Sentence5: Sure. The postcode is CB20QQ. Sentence6: Thanks, can I get the postcode? Question: Who has spoken the sentence 2? (A) User (B) System
Output:
Answer: (A) User