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: The TR1156 leaves at 15:16. Will that work for you? Sentence2: There are 13 colleges in the centre of town. Would you prefer a college without an entrance fee? Sentence3: Yes can I have an arrival time please? Sentence4: I need a train on Saturday after 14:30. Sentence5: I need to travel to Norwich from Cambridge after 14:30. Sentence6: Okay thank you for your help. Sentence7: I'm looking for a place to in the centre, perhaps a college. Sentence8: No preference. Can you make a recommendation and give me the address, phone number, and entrance fee? Sentence9: The arrival time is 16:35. Sentence10: Thank you for using Cambridge TownInfo Centre. Sentence11: Where are you leaving from and traveling to? Sentence12: christ's college is great. the address is st andrews st, free entrance & their number is 01223334900, anything else? Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Sure, what will your arrival station be? Sentence2: Thank you! What kinds of restaurants are available? Sentence3: Yes, please. For Friday. 3 people at 16:30. Sentence4: Oh thank you so much. I also need a train from Bishops Stortford, can you help with that? Sentence5: Your welcome, Have a nice day. Sentence6: sure, i have 9 options for you Sentence7: Sure. The Graffiti is a restaurant that serves British food. The phone number is 01223277977. Would you like to make a booking? Sentence8: It is a total time of 38 minutes for the trip. Anything else that I can assist with? Sentence9: The departure time is 09:29. Is there anything else that I can help you with today? Sentence10: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 86G11ZVP . Sentence11: I will be heading into Cambridge. I will need it for Friday arriving by 12:00. Sentence12: Are there any expensive places to dine in the West? Sentence13: No that's ok. I just need the travel time. Sentence14: TR2083 will arrive at 10:07. Want to book? Sentence15: Nothing else today. Thanks so much for your help. Bye. Sentence16: Yeah, can you confirm the time I need to be at the station? Sentence17: I see british, european, and indian available. Sentence18: Can you tell me about one of the restaurants that serves British cuisine? Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Thank you, have a great visit, goodbye! Sentence2: Yes, book please and I need travel tome and price Sentence3: I have many trains available on Tuesday. Do you have a time preference? Sentence4: I only need one ticket today. Sentence5: No, thank you for your help Sentence6: How many tickets would you like me to book? Sentence7: The TR 4631 arrives by 19:23. Would you like to book this one? Sentence8: Your booking was successful, the total fee is 75.09 GBP payable at the station. Your Reference number is ZCR9P2WW . Can I assist you with anything else today? Sentence9: I'd like to take the train to cambridge from birmingham new street on tuesday, can you help me with that? Sentence10: Yes, I'd like to arrive by 19:30, please. Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User