You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Input: Consider Input: Sentence1: Thank you for using the Cambridge Town Info Centre Services. I hope you enjoy your time in Cambridge! Sentence2: is it in moderate price range? Sentence3: Do you have anything in the moderate price range? Sentence4: Most of our nightclubs are right in the center of town. Kambar is my favorite. Sentence5: No, thanks. Can you find a gastropub restaurant in the centre, please? Sentence6: it is an expensive gastropub Sentence7: Yes, there's the the cow pizza kitchen and bar. Sentence8: They're located on Corn Exchange Street. Would you like me to make a reservation for you? Sentence9: Awesome! Can you provide me with the address, entrance fee, and postcode, please? Sentence10: The address is 1 wheeler street cb23qb and admission is 5 pounds, would you like their phone number? Sentence11: I am looking for something fun to do while in town. A nightclub would be nice. Sentence12: What is their address? Sentence13: backstreet bistro is an expensive gastropub in the centre area. Would you like more information? Sentence14: No, I just need information for today. You have answered all of my questions. Thanks so much. Bye. Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Okay, I've booked 4 tickets. Your reference number is FBZ6Z3NH . Can I help with anything else? Sentence2: the cambridge belfry is a cheap hotel. would you like me to make you a reservation? Sentence3: I don't have a preference, but I would like it to be rated 4 stars. Sentence4: Yes, can i book it for 4 people. Sentence5: Yes. I am also looking for a hotel that has free wifi and a 4 star rating. Sentence6: It is a hotel not guest house. Sentence7: welcome anytime you need us Sentence8: that is all for today and thanks for helping Sentence9: You are booked for 4 nights for 4 people starting on Friday at the Cambridge Belfry. Your reference number is FKV26SLF . May I help you with anything else? Sentence10: Yes, I would like a reservation. Sentence11: I would like it for 4 nights starting Monday for 4 people . Sentence12: Sorry, I want to stay in a guesthouse. Sentence13: What are your arrival details please? Sentence14: I see three options available. Two are expensive and one is cheap. What is your price preference? Sentence15: I appreciate everything. Have a great day. Bye. Sentence16: OK, we have many options for guesthouse in the cheap price range, including wifi. Is there an area you'd like to stay in? Sentence17: Where are you heading, and on what day? Sentence18: I would prefer the cheap one please. Sentence19: I don't think so but before I let you go, I just want to be sure, the cambridge belfry is a guest house, correct? Sentence20: Booking was successful. Reference number is : FKV26SLF Sentence21: Kings Lynn on Friday Sentence22: Can you help me find a train leaving after 12:15 departing from cambridge? Sentence23: thanks and welcome anytime Sentence24: TR8494 leaves at 13:11. Want to book? Question: Who has spoken the sentence 10? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I have many to choose from. What area do you prefer? Sentence2: No specific area but i do need free wifi and need it to be in the moderate price range. Sentence3: Our reunion is on Tuesday so I want to leave that day. Sentence4: Kings lynn. Please give me the price, travel time, and train ID Sentence5: Can you help me find a train going to cambridge leaving after 21:15? Sentence6: Thank you for using our system today! Sentence7: The TR9704 train leaves Kings Lynn at 22:11. The travel time is 47 minutes. The price is 9.80 pounds. Do you know the area you'd like to stay? Sentence8: Great! I can help you with that. Where would you like to leave from? Sentence9: it doesn't matter book a room for 3 for 1 night the same day, and I'll need the reference number too please Sentence10: That's all I need, thank you so much! Have a nice day! Sentence11: I have two lines. 22:11 is the closest to your departure. Does that work for you? Sentence12: There are 11 locations, would you prefer one with parking included? Sentence13: Sounds good to me. Oh, and I'm also looking for a place to stay. Sentence14: Thanks so much that is great. Sentence15: No, area doesn't matter. I do want a 4 star guesthouse though. Sentence16: sure, do you know what day you're traveling? Sentence17: I will certainly use Cambridge TownInfo again. Goodbye. Sentence18: Okay i booked you at the Acorn and your reference number is G5FTA5L5 . Question: Who has spoken the sentence 2? (A) User (B) System


Output: Answer: (A) User