You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I'd like to find a train going to Cambridge that leaves on Sunday. Sentence2: Okay. It's a 3-star guesthouse in the north area with no internet or parking. Is there more you would like to hear? Sentence3: I would be leaving from Peterborough. I need to arrive in Cambridge by 19:30 though. Sentence4: My departure time is flexible. Sentence5: The earliest train is TR3782 which leaves at 05:19, would you like me to book some tickets for you? Sentence6: That sounds great. Can I just get the postcode please? Sentence7: No, I believe that is everything. Thank you. Sentence8: I am also looking for a hotel called alpha-milton guest house. Sentence9: Ok, and where are you departing from? Sentence10: No, that won't be necessary. I would like to get the price, though. Sentence11: Not a problem, please contact us again if you need any further assistance. Sentence12: Of course. The price for the train running from peterborough to cambridge on Sunday is 13.20 pounds. Is there anything else I can assist you with? Sentence13: The post code of the alpha-milton guest house is cb41xa. Is there anything else I can assist you with today? Sentence14: Okay, there are a few trains available. What time would you like to depart? Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you very much for your help. Sentence2: How about a 2 star rating in the moderate price? Sentence3: Great. Is there anything else I can help you with today? Sentence4: You have a room at the Ashley, reference number 1IIKBZBL . Sentence5: How about some restaurant suggestions within walking distance of the hotel. Any indian cuisine or african cuisine that's expensive? Sentence6: Sweet! Can I also get some information on hotels? Sentence7: Sorry about that, I can look for a restaurant later. That's actually all I need today, thank you! Sentence8: I show 79 of them, is there a certain area of town you prefer? Sentence9: how about broughton house gallery? Sentence10: Of course, ashley hotel and lovell lodge both meet that criteria. Would you like to book with one of them? Sentence11: Ok great! Thank you for reaching out to Cambridge TownInfo centre, I hope you enjoy your stay! Goodbye! Sentence12: Does it have free wife and parking? Sentence13: Surprise me! I'd like the address, fee and postcode. Sentence14: Sure. I have 33 hotels in my database. Can you please provide me with the area, price range, and features you are looking for? Sentence15: Either one is fine, I need to book for 1 starting sunday, 4 nights. Sentence16: the broughton house gallery is located on 98 king street, is free to enter, and the post code is cb11ln. Sentence17: I am looking for places to go. Can you tell me about some museums? Sentence18: No, it doesn't. Sorry about that. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: I have 2 guesthouses in the south moderate price range. both have parking and internet. I'd suggest aylesbray lodge guest house with 4 star rating. Shall I book it for you? Sentence2: Does the Acorn Guest House have free wifi and is it located in the south? Sentence3: Can you please help me find a place to stay? I'm looking for an average priced place in a guesthouse style. Thankyou. Sentence4: No, it's in the north, would you like something in the south? Sentence5: Yes, I would like something in the south. There will be 5 guests and will be needed for 5 nights, starting Saturday. Sentence6: I like the acorn guest house. Do you need me to book a room for you? Question: Who has spoken the sentence 1? (A) User (B) System

Answer:
Answer: (B) System