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: There are lots of local attractions, are you interested in architecture? Sentence2: No thank you. That will be everything I need today. You have a nice day. Sentence3: You're welcome! Have a nice day. Goodbye. Sentence4: I have confirmed a taxi picking you up at backstreet bistro at 24:45. The contact number is 07972785913. A blue volkswagen will pick you up. Can I help with anything else? Sentence5: Yes sure as long as the attraction is in the city center. Could you also provide me with the phone number and postcode of the attraction? Sentence6: Sure. I also need somewhere to eat. I'm thinking something on the expensive side and close to the college. Sentence7: Backstreet bistro is located in town centre. The address is 2 Sturton Street City Centre, phone 01223306306. Do you need any further assistance? Sentence8: Can I get one in the centre of town and looking for gastropub food. Sentence9: Of course. How about Saint Catharine's College, in postcode cb21rl? Phone is 01223338300. Sentence10: Backstreet Bistro is an expensive restaurant in the centre of town that serves gastropub food. Would you like more information or to make a reservation? Sentence11: Alright, there are 33 different restaurants around the college that are expensive. Is there a type of food you are looking for? Sentence12: Hi, I'm planning a trip to Cambridge and would like a few ideas on places to go for fun. Sentence13: Information, please! I'm not looking to make a booking at the moment. Sentence14: Yes, can you book a taxi between the two? I would like to leave the restaurant by 24:45. Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Yes I would. Sentence2: The phone number is 01223312112. Do you need the postcode? Sentence3: You're welcome, and you have a nice day as well! Sentence4: Can you tell me anything about cafe jello gallery? Sentence5: I think that could work please make a booking for 6 people Sentence6: There are 10 trains that day. Is there a particular time you'd like to leave or arrive? Sentence7: i would like to arrive after 2:00 in the afternoon. Sentence8: Yes, the Cafe Jello Gallery is a museum located at 13 magdalene street in the west side of town. Would you also like their phone number? Sentence9: Booking was successful! Your reference number is GXIE5O8F . You have to pay 26.4 GBP at the station. Sentence10: No, but I am looking for a train from Ely on Thursday. Sentence11: Thank you very much that is all I needed. Have a good day. Sentence12: We have the TR0813 that arrives at 11:52 on thursday. Does that work? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: That is all, thanks for your help. Sentence2: And what is your destination? Sentence3: Okay, there are 8 guesthouse listings fitting your requirements. What pricerange are you looking for, may I ask? Sentence4: i am sorry. i have double checked and still do not find anything matching your criteria. would you like a different star rating? Sentence5: No, the hotel needs to have a 4 star rating. Can you please check your system again? Thanks Sentence6: Your reference number is KWH3J4WG . Can I help with anything else? Sentence7: I can help with that. What kind of price range do you have in mind? Sentence8: No, I will need to keep the days the same. Sentence9: i need a hotel with wifi in the north part of town Sentence10: Great!! Can I get the reference number? Sentence11: Perhaps there is a guestroom? Sentence12: How many tickets will you be needing for the train? Sentence13: Booking was successful, the total fee is 141.6 GBP payable at the station Sentence14: I am not successful with this booking. Do you want to modify the days ? Sentence15: Do you have anything moderately priced? I need it for 6 people, for 3 nights, starting monday. Sentence16: They're all moderately priced. I recommend the Avalon. Sentence17: Just something in the north, 4 star and free wifi? Sentence18: The train should leave after 08:45 and should leave on tuesday. Sentence19: Can you give me what time you want to leave at? There are multiple trains leaving Cambridge. Sentence20: I need to check on a train leaving cambridge. Sentence21: I will need 6 train tickets. Sentence22: Your all set at arbury lodge guesthouse. Your ref number is 593EOJ4K, is there anything else today? Sentence23: You are welcome,have a good day. Sentence24: I am open as far as price range, but I would love a 4 star place. Sentence25: Yes, please. That would be great. Sentence26: No but would you like to try another location ? Sentence27: I will be leaving from cambridge and arrive at leicester on tuesday. Sentence28: There doesn't appear to be a 4 star hotel with wifi in the north. Can I interest you in a lower star rating? Sentence29: The earliest train we have leaving is at 9:00. Would you like me to book that for you? Sentence30: Sounds great. Can you book it and provide me a reference number please? Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION:
Answer: (B) System