Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Thank you Goodbye Sentence2: I am looking for the Addenbrookes Hospital with hepatology department Sentence3: Have a wonderful day! Sentence4: The telephone number is 01223217712 Question: Who has spoken the sentence 2? (A) User (B) System
Output:
Answer: (A) User