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: That is all I need for today. thank you. Goodbye. Sentence2: I have 7 available. The first leaves at 17:32, and arrives at 18:32. Would you like me to book that for you? Sentence3: I'll be departing from Broxbourne and I'd like to go to Cambridge. Sentence4: I'm not looking to book at the moment, can I just get the train ID? Thanks! Sentence5: Okay glad I could help. Enjoy your trip. Sentence6: I'd like to find a train that leaves after 17:00 on Saturday. Sentence7: Of course! TR0811 leaves at 17:32, arrives at 18:32, with a duration of 60 minutes. The price is 14.32 pounds. May I assist you with anything else? Sentence8: Absolutely, I need departure and destination information and a time you need to arrive by. Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Of course! Your booking is complete. The car type is blue Skoda. The contact number is 07574638307. Sentence2: The phone number is 01223446100, is there anything else I can help you with? Sentence3: I'm looking for park in the east. Can you help me? Sentence4: Thank you. Can you arrange taxi service to take me from the park to Curry Price by 12:30 please? Sentence5: Great thanks. Have a great day! goodbye Sentence6: Yes I am looking for a restaurant that serves Indian food in the east. Sentence7: What price range? I have expensive and moderately priced. Sentence8: Thank you so much! Sentence9: I would be happy to help. There is 1 park in the east, Cherry Hinton Water Play. Would you like any additional information? Sentence10: Yes, it's been booked. The booked car is blue Skoda. The contact number is 07574638307. Sentence11: Will there be anything else? Sentence12: You're welcome. Is there anything else I can help you with? Sentence13: I don't care, whichever one is supposed to have better food. I need a table for 1 at 12:30 on Thursday. Sentence14: Okay I went ahead and booked you at the Curry Prince, which is moderately priced and your reference number is IG75ROGD . Sentence15: Yes, can I have their phone number please? Sentence16: Can you help me get a taxi to the restaurant in time for the reservation? Question: Who has spoken the sentence 14? (A) User (B) System

SOLUTION:
Answer: (A) User