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: Two for the same day. I need a taxi to commute between the two places to be sure it arrives by the booked time. The contact number and car type? Sentence2: I was able to book your table. Your reference number is : OSAGFN8W . Sentence3: Yes, that is correct. Is there anything else I can help you with? Sentence4: i am looking for information in Cambridge. A a place to dine. Sentence5: How many people will be staying with you and what day would you like to reserve your hotel room? Sentence6: book the one in the centre a table for 2 at 13:45 on thursday Sentence7: which side of town and what is the price range? Sentence8: There are 21 great places to choose from. Do you have a certain type of restaurant you are looking for? Perhaps Italian or European? Sentence9: Thank you. I will also need a hotel in that same area. Please, no guesthouses! Sentence10: Cityroomz has a 0 star rating with free internet, but does not provide parking. Would you like to make a reservation? Sentence11: I have the hotel and the taxi already? Sentence12: Yes, please. For 2 nights. Sentence13: you too have a great day Sentence14: Thanks, Those are all i need for today. Sentence15: Thank you so much. Sentence16: Let me know about your Italian restaurants. Sentence17: I want to eat Thai food. Sentence18: There are 3 options for hotels in the centre. There is one 0 star, one 3 star and one 4 star option. Which would you prefer? Sentence19: Your room is booked, ref #DOSETWFU, and a red Audi will pick you up and get you to the restaurant for that reservation. Contact number 07840525996. Sentence20: There aren't any Thai restaurants in that price range in the centre of town. Would you like to try something else? Sentence21: Moderately priced, in the centre of town. Sentence22: I want the place with 0 stars. Sentence23: You're welcome. Have a great day. Sentence24: Okay, I found two options for you: Pizza Express and Pizza Express Fen Ditton. Do either of those appeal to you? Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Great. Thank you so much. Sentence2: I have made reservations at Bangkok City for you. Your reference # is G8TQWL1A . Is there anything else I can assist you with? Sentence3: I cancelled the previous booking for Bangkok city. I found 3 British restaurants in the centre. fitzbillies restaurant, the cambridge chop house, and midsummer house restaurant. Any preference? Sentence4: Thank you for calling. Sentence5: that should be bangkok city. its address is 24 Green Street City Centre,cb23jx. you need the phone number? Sentence6: Do you prefer a hotel or a guesthouse? Sentence7: Are there any other options in the type of hotel, please? Sentence8: Please book University Arms for 3 people 4 nights on thursday. Send the reference number too ok? Sentence9: Ok, I was able to change the booking. Your new reference number is: FLG9ZMC2 . Can I help with anything else? Sentence10: i am also looking for a place to stay in the centre that offers free wifi. Sentence11: I would like a guesthouse in the expensive price range, please. Sentence12: There are no Jamaican restaurants in the centre. Would you like to try another area or another food type? Sentence13: You got it. Your reference number is YUT2VZIR . Sentence14: I have two expensive hotels in the center offering wi-fi. Gonville is a 3-star hotel, and University Arms is listed as a four-star property. Both offer free parking as well. Sentence15: No thanks. Just go ahead and book a table for 3 people at 14:30 on thursday. Sentence16: I really want jamaican food. Can you check another area? If you find one it should be expensive. If not I'll try Thai in the centre. Sentence17: I'm sorry, there doesn't seem to be a Jamaican restaurant in Centre. Would you like me to look for something else? Sentence18: Are you sure? It should be expensive. Sentence19: I'm sorry I didn't pull up any matches. Sentence20: Okay, can I please have a reservation for Midsummer House Restaurant? Thank you so much for your patience with me! Sentence21: I'm sorry to be a bother. Instead of that reservation, I would be ok with British food. Is there a British place in the centre? Sentence22: I'm planning a trip to cambridge and need a place to dine. Can you find something that serves jamaican food in the centre? Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User