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: That will work. What is the price and arrival time for that? Sentence2: Where would you like to travel from and to? Sentence3: Sure, I have 7 trains that would work. The closest to your requested time is the TR5110 that leaves at 20:34. Sentence4: That will cost you 16.50 pounds and you will arrive by 21:24. Sentence5: Certainly. Home from Home is a guesthouse on the north end of the city. It offers free internet and parking and is moderately priced. Would you like to book a room? Sentence6: The train should depart from cambridge and travel to peterborough. Sentence7: You too. Goodbye. Sentence8: I would like to book a train that is running on Tuesday and departs anytime after 20:15, can you help me with that? Sentence9: Thank you have a nice day. Sentence10: Your booking was successfull! Reference number is I5VKNKJ3 Sentence11: That is great. I also want to know about a hotel called home from home. Can you find it for me. Sentence12: Yes. I would like to book for 8 people for 3 nights starting from Saturday. Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'm looking for a train that departs cambridge on saturday. Any ideas? Sentence2: I would like to leave after 16:30 and would like to go to kings lynn. Sentence3: Yes please and I'll also need the postcode. Sentence4: I am not showing any hotels with 1 star that have free parking, would you like to look for something else? Sentence5: We have three 4 star hotels that provide free internet and free parking. Is there an area you would prefer to stay at? Sentence6: the postcode is cb236bw. it is a hotel in the cheap price range. when would you like to stay from, how many people, and for how long? Sentence7: Alright, are there any 1 star hotels that offer free parking? Sentence8: There are 202 trains that leave Cambridge on Saturday. Sentence9: I recommend The Cambridge Belfry, a cheap 4-star hotel on the west side. Would you like to reserve a room? Sentence10: I'm interested in the earliest one. What is the train ID? Sentence11: Sorry, no, I do not see any one star hotels with free wifi. Would you like to try another option? Sentence12: That's the TR2840. Sentence13: That was all I needed. Thank you. Sentence14: Are there any with 4 stars? Sentence15: There are 7 trips that would work. The earliest leaves at 17:11 and the latest leaves at 23:11. The train ride will be 47 minutes. What would you prefer? Sentence16: The cambridge belfry is a hotel, not a guesthouse. May I help with something else? Sentence17: Does any of them have free wifi? Sentence18: You're welcome! Have a great day. Sentence19: I need the postcode, hotel type, and price range for The Cambridge Belfry. Sentence20: I need more information on the number of nights and people. Sentence21: Any place is fine, I go with whatever you recommend. Sentence22: Forget about booking it, just please tell me what type of hotel it is. Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I've heard good things about Clowns Cafe. Do you have the address? Sentence2: That is all I needed. Thanks for all your help! Sentence3: Oh, how disappointing. There are no expensive persian restaurants in the center of town? Sentence4: You're welcome, have a safe trip. Sentence5: I have you leaving by that time in the black Honda. May I help with anything else? Sentence6: There are 5 in that area: Ballare, Club Salsa, Kambar, Soul Tree Nightclub, and The Fez Club. Would you like more information about 1 of these? Sentence7: Is there a italian restaurant in the centre of town in the expensive range? Sentence8: All of those sound great. Can you recommend one and just give me the postcode and entrance fee? Sentence9: The ballare is perfect. cb23na is the postcode and the entrance fee is 5 pounds. Sentence10: Clowns Cafe is located at 54 King Street City Centre. Sentence11: Booking completed! Booked car type : black honda Contact number : 07608331864 Is there anything else I can help you with? Sentence12: I am looking for a Persian restaurant with expensive price range food. Sentence13: No, I am afraid I have no listing for one. Would you like to try another area or pricerange? Sentence14: Do you know of any nightclubs in the area? Sentence15: Yes there are 4 italian restuarants that are expensive in the centre of town. Stazione, Clowns Cafe, Don Pasquale Pizzaria, and Cafe Uno. Would you like a reservation? Sentence16: Thanks. Now can you have a taxi take me from the restaurant to Ballare? I want to leave after 18:30. I'll need car type and contact number too. Sentence17: Unfortunately I can't find any matching records. Could you like to try any other food type? Sentence18: Thanks for that! Can you double check when the car is picking me up? I think I misspoke - I'd like to leave the restaurant by 18:30, not after. Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User