Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: There is a train leaving at 19:12. Sentence2: No, that will be all today. Thank you. Sentence3: It doesn't matter. You make a suggestion and provide the entrance fee, phone number, and area Sentence4: ADC is in the centre, 01223300085. The entrance fee is not available at the time. Is there anything else? Sentence5: I'm leaving from Broxburne on Friday. Sentence6: Sure. Where are you departing from and what day would you like to travel? Sentence7: Yes, what area is this located in? I may give them a call today and ask about the entrance fee. Sentence8: Great, can I get 2 tickets on that train? Sentence9: I need a train that leaves at 18:45 and goes to Cambridge. Sentence10: Thanks for using Cambridge TownInfo. Have a great day. Sentence11: It is located in the centre. Is there anything else I can help you with? Sentence12: Yes I am looking for a place to go maybe a theatre. Sentence13: I have made those reservations. Your reference number is F2A9AC1K . Can I help you with anything else? Sentence14: Sure there are a few. Would you like it to be in a specific area of town? Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System