TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: Hi, I'd like to book a train that leaves after 21:30 on Friday. Sentence2: You're very welcome! Enjoy your trip! Sentence3: There are 4 restaurants that serve gastropub cuisine. Do you have a location and/or price preference? Sentence4: Yes could you provide me with the travel time and arrival time as well please? Sentence5: Moderate price range please. Sentence6: Please, for 7 people at 13:00 on the same day. Sentence7: TR8202 is leaving cambridge at 22:01 would that work for you? Sentence8: I'll be leaving Cambridge and traveling to Birmingham New Street. Sentence9: Yes can we try the south? Sentence10: The travel time for the TR8202 is 163 minutes. The arrival time is 24:44. Is there anything else I can help you with? Sentence11: I'm also looking for a place to dine. The restaurant should serve gastropub food. Sentence12: Perfect, there's a place called The cow pizza kitchen and bar, would you like me to book it? Sentence13: Sure, where are you departing from and going to? Sentence14: How about centre? Sentence15: Booking was successful. The table will be reserved for 15 minutes. Reference number is : BGGCS2UB Sentence16: Thank you so much. That's all I need today. Have a great day! Bye. Sentence17: Yes, there are 3! Price ranges are moderate and expensive. Does one of those suit you? Sentence18: I am sorry there are none in the South. There are 3 in the centre and 1 in the east. Will one of those area work for you? Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Could you also get me a taxi between the two that leaves the hotel by 6:15? Sentence2: There are 11 guesthouses that fit your criteria. Do you have a preference of north, south or east? Sentence3: The address is saint andrew's street. Sentence4: the taxi is booked. it's going to be a yellow tesla. their phone number is 07606976296. Sentence5: The area doesn't matter. I'll go with whatever guesthouse you recommend. Please make my reservation for 3 people, 5 nights, starting Thursday. Thanks. Sentence6: Thanks. I don't need anything else. Sentence7: What is the postcode? Sentence8: I have you booked at archway house, the reference number is N8IRHQYO, any further questions? Sentence9: I'm also looking for a moderately priced guesthouse, one with a four star rating. If it doesn't have free parking, that's fine. Sentence10: Can I recommend christ's college? Sentence11: Yes could I have the address and postcode of the college please. Sentence12: i am glad i have been of help. good day Sentence13: Have a great one. Thanks again for your help. Goodbye. Sentence14: There are 79 attractions, Do you have an idea of the type you're looking for? Sentence15: I need information on places to go and see. Sentence16: Yes, I would like the type of college. I will need the address and postcode please. Sentence17: Thank you, I'm glad I could be of help. Goodbye. Sentence18: The postcode is cb23bu. Can I help you find anything else today? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I would like a guesthouse in the moderate area, I don't care about free parking, I won't be bringing my mercedes on this trip. Sentence2: Yes, I'm looking for a place to stay while I'm in town. Sentence3: cb12dp. Is there anything else? Sentence4: you are so welcome Sentence5: a and b guest house would suit your needs. Could I make a booking for you? Sentence6: i will be sure to call you if i need your services Sentence7: I suggest acorn guest house, it is a four star guesthuse in 154 chesterton road. their number is 01223353888 and code is cb41da. Sentence8: a and b is not in the north, but there a few guesthouses in the north. Do you care for free wifi? Sentence9: Great! What is their postcode? Sentence10: No, thank you. However, will you please tell me the postcode? Sentence11: We have many fine accommodations in town! What are you looking for in a place to stay? Sentence12: Their post code is cb30ag. Is there anything else I can help you with? Sentence13: Thanks, that is all I need. Sentence14: Thanks for using our services, have a lovely day. Sentence15: Internet doesn't matter to me. Any guesthouse in the north that you recommend will be fine. I'll just need the phone number, star, and postcode. Sentence16: it was a pleasure serving you. Sentence17: YOu too thanks so much. Sentence18: Oh sure thing! That's a huge college campus in the west side of town. They are located on Magdalene Street and have free admission. Sentence19: I need information on a place called Magdalene college. Sentence20: Could you tell me now many star rating that has? Is it in the North? I forgot to say I need it there. Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User