Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: I do not have that information, but they can be reached at 01223866800. Sentence2: Thank you, that's all I need today. Sentence3: Yes please, could you advise on the price per night for the room? Sentence4: Can you please book a room there for 2 people starting on Wednesday for 4 nights? Sentence5: OK I have booked you a room for 4 days beginning Wednesday. Your reference number is YKUIEGTJ . Is there anything else I may assist you with? Sentence6: The Express by Holiday Inn Cambridge is an expensive 2-star hotel on the east side of Cambridge. It offers free wifi and free parking. Would you like more information? Sentence7: I would like information about the Express by Holiday Inn in Cambridge, please. Sentence8: I have three trains that match your criteria, how many tickets do you need? Sentence9: I just need one.I also would like to know the cost, arrival time and ID of the train. Sentence10: My pleasure. Enjoy your trip! Sentence11: Yes I need a train on Sunday after 19:00 from Cambridge to London Liverpool Street. Sentence12: A ticket on TR9732 costs 13.28 pounds and will arrive at 21:27. Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System