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: It's a college located on the west side of town. Admission is free and you can contact them at 01223332138. Also, the postcode is cb30ag. Do you need anything else? Sentence2: I'm familiar with that school. Great college located on Magdalene Street. What would you like to know? Sentence3: Ok I changed it,Would you like me to book it for you ? Sentence4: That specific train does not, but we have another one leaving at 13:17 on Monday departing from london kings cross. Is this one you would be interested in booking? Sentence5: does it leave on monday? Sentence6: Yes I need to find a train that will leave after 13:00 and arrive Cambridge. Sentence7: No. I am leaving from Kings Lynn and going to Cambridge. I am NOT departing from London Kings. Sentence8: How about TR4748 that leaves at 13:17? Sentence9: Hi, I'm searching for a place called Magdalene College. Sentence10: Yes can you please get me the info? Question: Who has spoken the sentence 7? (A) User (B) System
Solution:
Answer: (B) System