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 autumn house is a cheap guesthouse located in postcode cb58rs. The phone number is: 01223575122. Are you sure I can't help you with a reservation? Sentence2: I am unable to book you for that time. Would you like a different day? Sentence3: There are 7. Would you like to stay in a guesthouse, or a hotel? Sentence4: No thanks. I just need the price range, postcode and phone number. Sentence5: Awesome, thanks for your patience and thank you or visiting cambridge. Sentence6: I am a big fan of British food. Do you have an expensive one in the east? Sentence7: Monday just became available so I booked it before someone else does. Let me know if that won't work for you. The table will be reserved for 15 minutes. Reference number is : CAMFOFY8 Sentence8: are there any expensive restaurants? Sentence9: I need to find a place to sleep on the east side, it doesnt matter is the parking is free or not. Sentence10: How about 12:00? Sentence11: Could you try Wednesday? Sentence12: That isn't available either. Would like to try a different time of day? Sentence13: I'd recommend the Autumn House. It's a guesthouse in the east. Would you like to book a room? Sentence14: Yes the are some in the East,what type of food do you like ? Sentence15: Great!! Thank you so much. That's all I need today. Sentence16: I think a guesthouse would be more personal. Sentence17: there are no russian restaurant in the east Sentence18: The Grafton Hotel Restaurant is a British restaurant in the East area, would you like me to book it for you? Sentence19: No thank you. Could you tell me about Russian restaurants in the east? Sentence20: Yes please book it for Monday at 12:00 for 4 people please. Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Thank you. May I have a street address for the police station? Sentence2: welcome. at your service next time Sentence3: Thank you goodbye Sentence4: Certainly. Their address is Parkside, Cambridge. Can I assist you further? Sentence5: I want to know where I would find the Parkside Police Station. Could you tell me? Sentence6: Their postcode is CB11JG, you can reach them at phone number 01223358966. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: The TR0672 from kings lynn to cambridge leaves at 22:11. Would you like to book it? Sentence2: Of course. I'll be more than happy to help you find a hotel. What's the name of the hotel? Sentence3: This one will leave on sunday correct? Sentence4: You're welcome, have a great day. Sentence5: Um, well I should mention that we will be departing Kings Lynn and going to Cambridge. Sentence6: no. that does it for me. thanks. goodbye. Sentence7: The Acorn Guest House is located at 154 Chesterton Road. Would you like any additional information? Sentence8: I've booked your 2 night stay starting SUnday for 3 people at the Acorn guesthouse. Your reference number is JJBWZIGS . Can I help you further? Sentence9: It's the Acorn Guest House. Sentence10: The TR6549 arrives at 06:01. Is that too late? Sentence11: Could you book it for 3 people. It will be for 2 nights starting on the day we get there. Sentence12: I need to take a train to Cambridge, it would have to be late after 21:45 Sentence13: Yes that will work thank you. I also need help finding a certain hotel if you can? Sentence14: Unfortunately, that train does not travel Sunday, but train TR6364 leaves at the same time (22:11) and arrives by 22:58. Will this work for you? Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION:
Answer: (B) System