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: Great, have a wonderful day and enjoy your taxi ride, thank you! Sentence2: What time would you like to arrive? Sentence3: No, that is all I need today. Thanks! Sentence4: i want to book a taxi. The taxi should depart from la Margarita and should go to riverboat Georgina. Sentence5: I have a white tesla booked. The contact number is 07032807056. Anything else today? Sentence6: I would like to arrive by 17:15. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Sure. Please book for 4 nights starting on the same day. Sentence2: Perfect, thank you! I'm also looking for a guesthouse in the area, preferably in the North. Do you have an option that has free parking? Sentence3: I will go ahead and book that for you. Sentence4: Yes, please. I need 2 tickets. Sentence5: I was able to get 2 tickets. Your total is 28.64 GBP and will be payable at the station. Your reference number is 8UDKCNBU . Sentence6: You're welcome, it was a pleasure serving you! Sentence7: I am leaving from Broxbourne. Sentence8: There are 19 trains running from Broxbourne to Cambridge on Sunday. Is there a particular time when you need to travel? Sentence9: Booking was successful. Your reference number is : I78WB6O9 . Can I help you with anything else today? Sentence10: I'm sorry, how many people would you like to book the room for? Sentence11: I have just the train for you! TR9331 will arrive in Cambridge at 17:32, which is within your desired timeframe. Would you like me to book that for you? Sentence12: We have many in that area with free parking. Might I suggest the acorn guest house? Sentence13: From where are you departing? Sentence14: Can you get me one that'll arrive by 18:30? Sentence15: 2 people, 4 nights, for sunday. Sentence16: I'd like to get to Cambridge by train, but I'm afraid I need to travel on Sunday. Will that be possible? Sentence17: Thank you so much. Can I get the reference number also, please? Sentence18: No. Thanks a bunch! Goodbye Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: ok thank you so much Sentence2: Yes, can you provide me the travel time and the price as well? Sentence3: I would be happy to book that for you. Are you travelling alone? Sentence4: That is all I need today thank you for your help. Sentence5: TR0721 departs at 11:50. Would you like me to book it for you? Sentence6: Absolutely! I have 70 trains going from cambridge to ely. Do you have a departure and/or arrival time? Sentence7: The address is the grafton centre, east road. Unfortunately, there isn't an entrance fee listed. Would you like information on an alternate attraction? Sentence8: I am looking for places to go in town located in the centre of town. Sentence9: There is the Vue Cinema downtown. If that interests you, their phone number is 08712240240. Sentence10: No that's okay. However, I am also looking for a train from Cambridge to Ely, could you help me find one? Sentence11: You're welcome, have a great day. Sentence12: Price is 3.52 pounds. Duration is 17 minutes. Sentence13: Yes, i would like to leave Saturday after 11:30 Sentence14: What is the entrance fee and the address? Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User