Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Great, can you book me a table for the same group of people at 19:15 on the same day? Sentence2: Nope. I think thats it. Have a good one. Bye for now. Sentence3: I have found several for you. What day would you like to leave? Sentence4: Curry garden is in the expensive price range and serves Indian food. Sentence5: I'll be leaving Norwich on Friday. Sentence6: Can you find me an expensive indian restaurant? Sentence7: Thanks, you too. Goodbye. Sentence8: I need a train for cambridge, I would like to arrive by 14:15. Sentence9: I've booked that for you, and your reference number is U6FY6WAD . Sentence10: TR8151 will arrive in cambridge at 13:35. Will that work? Sentence11: Success! Your reference number is DBUN9LUJ . They'll hold your table for 15 minutes, in case you're running a little late. Need any other help? Sentence12: Yes. I need two tickets, please. Question: Who has spoken the sentence 8? (A) User (B) System
A:
Answer: (A) User