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: Sure, what area of town would you like to stay in? Sentence2: There are entertainment attractions in the east, south, and west areas. Which would work best? Sentence3: Any area is fine Sentence4: cherry hinton hall and grounds located in the east is a very nice place to visit. Sentence5: what is your price range to narrow down on our choices Sentence6: lovell lodge has a moderate price range. is that it? Sentence7: Sounds good, I will give it a try, can I also get a place ot stay with free wifi and parking? Sentence8: I am visiting Cambridge and want to see some entertainment. Sentence9: Preferably in the north. Sentence10: There are 2 hotels with 2 stars. There are also 9 guesthouses with 0-, 3- or 4-stars. Which do you prefer? Sentence11: I think I'd choose one of the hotels. Either is fine, could you recommend one? And give me it's price range? Sentence12: Yes that will be all, thank you. Sentence13: I'm open to any price range as long as it meets everything else I need. Sentence14: you are welcome any time Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: If you can go ahead and recommend one and provide me with the phone number and address please. Thanks so much. Sentence2: I would like to book a train to Leicester that leaves on Saturday. Sentence3: That's all for today. Thank you for your help! Sentence4: Would you like to book a seat on TR1832? It will leave at 15:21 and arrive at 17:06, 105 minutes later. It will cost 30.24 pounds. Sentence5: sure, there are several in that area. including art galleries and history museums. Sentence6: Yes, do you have a certain time you'd like to leave or arrive by? Sentence7: broughton house gallery is located at 98 King Street and their phone number is 01223314960. Do you need anything else? Sentence8: Thank you for calling today. Sentence9: I'd like to leave after 15:15 please. Sentence10: In the centre, please Sentence11: Booking was successful, the total fee is 30.24 GBP payable at the station. Your reference number is VHWYUF80 Sentence12: What area are you interested in? Sentence13: i also want to check out some museums while i'm in town. Sentence14: Yes, can you please book that for me and send me a reference number. Thank you Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I think I would be interested in the 17:54 and I need to book it for 8 people. Sentence2: Okay TR2442 is booked for 8 people at 17:54 on saturday. It will cost 81.92 GBP in total, and your reference number is CCTYHUU8 . Sentence3: What is your departure site and destination? Sentence4: After 17:30 please Sentence5: The train should go to Cambridge and should depart from Stevens. Once you find the train you want to make a booking for 8 people. Sentence6: Just to clarify, you want to leave after 05:30 (am), or 17:30 (5:30 pm)? Sentence7: Have a good visit. Sentence8: Table for 8 at Gourmet Burger Kitchen, arriving at 20:30. They can hold your table for up to 15 minutes, only. Your Reference number is : ACOVVEZM . Sentence9: Thank you, that is all I needed. Sentence10: There are 4 trains that meet your specifications. They run every two hours. The first one leaves at 17:54 and the last at 23:54. What would you prefer? Sentence11: I need a train leaving on Saturday after 5:30 pm Sentence12: I'm also looking for a restaurant that serves north american food, in the expensive range. Sentence13: There is a train that leaves at 17:54. Sentence14: I am departing from stevenage and going to cambridge. Sentence15: gourmet burger kitchen is perfect for you. It is in the center and is in expensive price range. Could you like a reservation? Sentence16: Yes. That would be great. Make it for Saturday for 8 people at 20:30. Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User