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: Thanks for the help, bye! Sentence2: I have many varying from moderate to expensive in price range. Do you have a preference? Sentence3: Have a great day! Sentence4: Certainly, I have booked your car, it will be a yellow skoda the contact number is 07839693090. Is there anything else I can assist with? Sentence5: Yes. I am looking for a college as a place to go in town. Sentence6: I recommend Tandoori Palace, would you like me to book a table for you? Sentence7: Tandoori Palace is located at 68 Histon Road Chesterton, postcode cb43le. Their phone number is 01223506055. Is there anything else I can help you with? Sentence8: I would recommend Clare Hall would you like to visit that? Sentence9: No, that is all. Thank you! Sentence10: Yes, please. Can you book a taxi for me? I'll be heading from Clare Hall to Tandoori Palace, and I'd like to be picked up at 18:15. Sentence11: I'm looking for a restaurant in the west that serves Indian food. Sentence12: I don't need a reservation, but could you give me their address, postcode, and phone number, please? Sentence13: What do you have in the expensive price range? Sentence14: Clare College is located on Trinity Lane in the west area of the city. The entrance fee is 2.50 pounds. Is there any other information I can get for you? Sentence15: Glad we could be assistance. Sentence16: Sure, but first I'll need to know the entrance fee, area, and address. Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Yes, and their phone number is 01223363682. Is there anything else I can help you with? Sentence2: Do they have free parking, and what is their phone number? Sentence3: Yes I can confirm that Warkworth house has internet, can I help with anything else? Sentence4: Can you tell me if warkworth house hotel has wifi. Sentence5: Sure. Glad to help. Sentence6: No, that's all I need, thank you. Question: Who has spoken the sentence 5? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Ok. The booking was successful and your reference number is PFMOZLXC . Sentence2: I have booked 2 seats on TR4558. The cost is 13.20 pounds. Train leaves cambridge sunday at 16:06. Is there anything else I can help with? Sentence3: Is there a specific area you'd like me to search? Sentence4: Okay, please book that for 2 people and 5 nights starting tuesday. I'll need a reference number. Sentence5: Thank you, I also need to find a room. Sentence6: Thanks, that takes care of all my needs for today. Bye! Sentence7: Ok, I have 38 trains heading to Peterborough on Sunday. What time would you like to leave? Sentence8: There are 3 matches for your preferences. I recommend Ashley Hotel. Sentence9: No, that doesn't matter, as long as it has free wifi. I would like it to be a 2 star hotel. Sentence10: Hello, can you please help me find a train that leaves on sunday. I would also like the train to go to peterborough. Sentence11: Sure, there are plenty of trains that you could take. The first is at 15:34, then 16:06, and there are many more. Is there a time that's best? Sentence12: I would like to leave after 15:00. Sentence13: The 15:34 sounds perfect. Could you book me tickets for 2? Sentence14: Great, it was a pleasure assisting you! Goodbye! Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User