You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Solution is here: Answer: (A) User
Explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Now, solve this: Sentence1: I have train TR0686 leaving sunday at 12:01 and arriving at 14:44. Would you like to book that? Sentence2: That's okay. That's all I need today. Thank you for your help, goodbye! Sentence3: I am planning a trip and need to book a train to Birmingham. Sentence4: What day will you be travelling on? Sentence5: Good bye, enjoy your stay at Cambridge. Sentence6: When would you like to leave? Sentence7: That might work but I'll have to think about it. In the meantime, what details can you give me about Scudamores Punting Co? Sentence8: I need to leave on Sunday and depart from Cambridge. What will my arrival time be? Sentence9: Its a lovely boat in the center. Would you like me to get you the address and phone number? Sentence10: I would like it to leave after 11:45. Question: Who has spoken the sentence 8? (A) User (B) System
Solution:
Answer: (A) User