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: Not really but I would like to make a reservation for 7 people at 16:45 on a Friday. I will need the reference number as well. Sentence2: I also need to get a taxi to go from the hotel to the restaurant. I need it to arrive at 16:45. I'd like the contact number and the car type. Sentence3: The car type is a White Volkswagen and the contact info is 07869317817. They will pick you up in time to have you at the restaurant by 16:45. Sentence4: Hi! I'm planning my trip to Cambridge and I was wondering if you had information on any Mediterranean restaurants located in the centre of Cambridge? Sentence5: I was able to book the table for you the reference number is HH5J45Z5 . There are many guesthouses to chose from, what area do you want to stay in? Sentence6: Thre are 3 such places. Do you have a price range? Sentence7: Thank you so much, thats all I need Sentence8: I would like to recommend the gardenia is that okay to book? Sentence9: I don't seem to have a preference but I wiukd like a moderately priced place with free parking. Sentence10: Could I have the postcode and how many stars of the hotel? Sentence11: You're very welcome! Have a great stay! Bye! Sentence12: Can I reccommend acorn guest house in the north,it has free parking and moderately priced? Sentence13: Yes. That sounds good. Do you have any moderate priced guesthouses available? Sentence14: The postcode of Acorn Guest House is cb41da. Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Thanks for handling the restaurant. I will have time to check out the town. Do you have multiple sports in the same area as the restaurant? Sentence2: I need a place to dine that is expensive in the centre. Sentence3: No, that's all I needed. Thanks for your help! Sentence4: Okay, I recommend midsummer house restaurant in Midsummer Common. Would you like a reservation? Sentence5: 01223334860 is the phone number, and entrance is free. Anything else today? Sentence6: Okay, that sounds nice. Can you give me their phone number and tell me their entrance fee? Sentence7: I can help with that. Did you have a price range in mind? Sentence8: Ok, you're all set, the table will be reserved for 15 minutes and your reference number is : 48QP48K1 . Can I help you with anything else? Sentence9: Yes I would love that. I need to make the reservation for 8 people for 16:15 on Thursday. Sentence10: Why don't you try looking for a college in that area instead please Sentence11: No, there aren't any multiple sports places in the centre. Would you like me to check a different part of town? Sentence12: There are 13 colleges in the centre. I recommend downing college. Sentence13: You have a wonderful day and a great trip. Sentence14: Expensive, please. British food. Question: Who has spoken the sentence 10? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: thank you for using this service good bye Sentence2: Free is great for entrance fee. I'll just need the postcode. Sentence3: I need to go Cambridge from London Liverpool street on Thurday, please. Sentence4: Sure. There are 7 options. Do you have any preference as far as entrance fee? Sentence5: Okay! How about the 13:59 train? It's the earliest one after 12:30. Sentence6: there is a train leaving for london kings cross at 13:00, would you like me to book a seat for you? Sentence7: No, thank you - were you just going to book a random day for me? Sentence8: Where are you traveling from and your destination? Also what day? Sentence9: Cafe Jello gallery is free. Their postcode is cb30af. Sentence10: No thank you. You've been very helpful. Have a great day! Sentence11: I'm also looking for a train to leave after 12:30 Sentence12: What about a museum on the west side? Sentence13: I booked you 6 tickets on the TR4187. Your reservation is OQ5TX031 . A total of 99.6 GBP is due at the station. Is there anything else I can help you with? Sentence14: THat sounds great, can I please get 6 tickets? Sentence15: I would like to find out about going to a park in the west. Sentence16: There are no parks in the west. Would you like me to look in another area, or for a different attraction? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION:
Answer: (A) User