Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Okay! Thanks for using our service. Sentence2: I'd like a train to London Liverpool Street that leaves after 10:00. Sentence3: TR1750 leaves at 11:59 would that work for you? Sentence4: Yes. Can you book it for 5 people and can I have the reference number please? Sentence5: No, that will be all. Thank you. Sentence6: I will be leaving from Cambridge on Friday. Sentence7: Of course. The reference number is 8W9IC5MU and the total is 83 GBP. Can I help with anything else? Sentence8: OK, let me see what I can find. Question: Who has spoken the sentence 6? (A) User (B) System
Output:
Answer: (A) User