Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Problem:Sentence1: The Man on The Moon concerthall, 2 norfolk street, cb12fl. Their phone number is 01223474144. Is there anything else I can help you with today? Sentence2: That will be all, thank you for you help. Sentence3: You're very welcome! Have a great day! Sentence4: how about one that is in the type of concerthall Sentence5: I am sorry there are no sports venues in the centre of town,can I search another area? Sentence6: I need a train into Cambridge on Thursday. Sentence7: I need to leave from Kings Lynn and arrive no later than 08:45 please. Sentence8: Hmm. Well, let's talk attractions for a moment. What kind of sports venues exist in the centre of town? Sentence9: There are five trains available, but the earliest train leaves at 09:11. I'm sorry. Sentence10: Certain, the earliest one leaves at 09:11 Sentence11: Are you sure there's nothing earlier? Sentence12: where would you be departing from? Question: Who has spoken the sentence 9? (A) User (B) System
Solution:
Answer: (B) System