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: No, I think that's it for today. Thank you. Goodbye. Sentence2: Awesome, could you please give me their phone number? Sentence3: You're welcome and thanks for using our help desk. Goodbye. Sentence4: Nothing in particular. What do you recommend? Sentence5: Sure, their phone number is 01223902158. Is there anything else I can help you with today? Sentence6: Hello, I am looking for some entertainment. Sentence7: We've got plenty of attractions all around the city, is there a particular area you were looking at? Sentence8: I recommend nusha in the south. Question: Who has spoken the sentence 6? (A) User (B) System
Output:
Answer: (A) User