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: Ok, that would be great. Can I get the reference number please? Sentence2: Sure, and make me a booking for 7 people. Sentence3: I'll be departing from Cambridge on Wednesday. Sentence4: Yes I need a train going to birmingham new street leaving after 18:15. Sentence5: I have Hughes Hall, 01223334898, with free entrance. The broughton house gallery at 01223314960, also free. I don't seem to have any churches. Can I help you further? Sentence6: there are some great museums, colleges and churches for you to visit. Sentence7: Please recommend some worthwhile places to visit in the centre. Sentence8: Have a wonderful visit. Thank you for using Cambridge TownInfo Centre. Goodbye. Sentence9: I will go ahead and book that for you. Sentence10: Great, I would like to get some phone numbers for those places in the centre. Sentence11: Where will you be departing from, and on what day? Sentence12: Thank you. That's all I need for today. You've been a great help. Sentence13: There are five trains leaving on Weds. Do you want me to pick one to book? Sentence14: TR9236 leaves cambridge on wednesday on 19:01 and arrives at birmingham new street at 21:44. I have booked 7 tickets. Your Reference number is : 2BGY3ZRW . Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I'm sorry, but there are no restaurants that meet your criteria. Would you like to broaden your search? Sentence2: There are 5 places that serve European. Did you prefer modern European, or just European food in general? Sentence3: Yes, please. I will need 8 tickets, and please give me the reference number once you book. Sentence4: What about a restaurant that serves european food? I'd like the phone no. and postcode to that, please. Sentence5: Sounds lovely. Thank you so much for all of your help! Sentence6: How about the Galleria? Their phone number is 01223362054 and the address is 33 Bridge Street, the postcode is cb21uw Sentence7: What time do you want to depart? Sentence8: I also need a Thai restaurant in the moderate price range. Sentence9: There is only one train that would meet your criteria closely and it leaves at 11:50 and arrives in Ely at 12:07. may I book that for you? Sentence10: I have successfully booked you 8 tickets. Your reference number is 0YY5WZQ6 . Is there anything else you need? Sentence11: First, may I confirm that your departure site is Cambridge? Sentence12: Just european food in general, please. Sentence13: hi I want a train to Ely arrived by 13:45, can you help me do that? Sentence14: Thank you for using this system. Sentence15: That is correct. Sentence16: Any time is fine as long as it's on Saturday. Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Thank you so much! Sentence2: I have two trains that will get you in by 9:45. What is the earliest you want to leave? Sentence3: Do you have any location in mind? Sentence4: Any location is fine, Ill go with whatever you recommend, please book me for 7 people on monday at 11:00 Sentence5: Departing from Cambridge and going to London Liverpool Street. Leaving Wednesday and want to arrive by 09:45. Sentence6: TR2835 will arrive by 09:27 how many tickets do you need for the train? Sentence7: A table has been booked for you at graffiti. Sentence8: You're welcome. Do you need anything else today? Sentence9: Nope, that'll be all for today. Thanks! Sentence10: Thank you for calling and have a great trip! Goodbye. Sentence11: Where are you travelling to and at what time? Sentence12: Oh, it's the same group of people from the restaurant. Can I get the reference number? Sentence13: I'm looking for a posh British restaurant to take my bird to, know of one? Sentence14: May I have the reference number? Sentence15: I would like the train that gets me there close to 9:45. Sentence16: The reference number is ABNPDU1B Sentence17: Booking was successful, the total fee is 116.2 GBP payable at the station . Reference number is : XZCDEB01 . Sentence18: I also need a train leaving on wednesday. Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User