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: I am also looking for a place to stay at a 4 star hotel near the restaurant. Sentence2: I was able to book a room for 5 people, 5 nights. Your reference # is 5DD52JOS . Can I help you with anything else today? Sentence3: I prefer something cheap. Sentence4: Yes, for 5 nights on the same day. I also need the reference number. Thanks! Sentence5: Lets go with charlie chan, I would like to to book a table for 5 people at 11:00 on wednesday. Sentence6: Okay, have a great day! Sentence7: Need a place to dine, chinese near centre. Sentence8: The Alexander Bed and Breakfast is cheap, would you like to book it? Sentence9: There are three options, charlie chan, rice house and golden house. Can I book you for one of those? Sentence10: Are either option cheap? Sentence11: There are two located in the same area. alexander bed and breakfast and university arms hotel? Sentence12: I think that is all I need today. Thank you for all your help. Sentence13: I have 10 places. Would you like a certain price range? Sentence14: Your booking was successful, the reference number is B1FIKA09 . Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Your booking was successful! Your reference number is EV4ADBI9 . Sentence2: I need it for Sunday. Sentence3: Yes. Let's book it. Sentence4: I would like it to be in the west. It doesn't matter if it has free parking or not. Thank you! Sentence5: There are four three star guest houses. Is there an area of town that interests you the most? Sentence6: Train TR3154 leaves cambridge at 13:06 and will arrive at peterborough at 13:56 on Monday. Would you like me to book a ticket? Sentence7: I am looking to stay at a guesthouse that has a 3 star rating. Sentence8: ok for how long and how many people please Sentence9: I want a train that goes to peterborough and leaves after 13:00 Sentence10: Does it leave on Monday? Sentence11: There is the hobsons house. Would you like me to book it? Sentence12: For 3 days and 2 people,I need a confirmation number too Sentence13: and what day do you need the reservation for? Sentence14: The next train is the TR0545 leaving cambridge at 13:06. Would you like me to book it or more information? Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Happy to be of help. Enjoy the rest of your day! Sentence2: Any departure time is fine. Sentence3: Your party of 5 is booked for the restaurant at 15:15 and the reference number is 6OWS31DG . Can I help you with anything else? Sentence4: Can you try 15:15? And I'll need a reference number if they have a table available. Sentence5: Sitar Tandoori is an expensive indian restaurant on the east side of town. They are located at 43 High Street Cherry Hinton Cherry Hinton, cb19hx. Their phone is 01223249955. Sentence6: Great that's all I needed, thank you for your help. Sentence7: I need 5 tickets. Can I please also have the reference number? Sentence8: Okay I can book you for TR9020 leaving at 05:16 on Monday. How many tickets would you like? Sentence9: I'd like to book a table for the same number of people (5) for that same day at 16:15 if it's available. I'd also like the reference number for that please. Sentence10: There are 19 trains that meet your needs. Would you like to narrow it down by time or destination? Sentence11: Unfortunately, the time that you provided for 5 people is not available. Do you have other times that you prefer? Sentence12: Yes, actually. I'm looking for information on the Sitar Tandoori restaurant. Sentence13: I want to find a train that leaves from Norwich on Monday. Sentence14: Booking was successful, the total fee is 88 GBP payable at the station . Reference number is : MD5UWGDZ . Is there anything else I can help you with today? Sentence15: There are 6 different trains that arrive by 12:15, did you have a time you wanted to leave Norwich by? Sentence16: Yes, the train needs to arrive in Cambridge by 12:15. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System