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: Id is TR0625, travel time is 79 minutes and you will arrive by 22:55. Anything else? Sentence2: Actually, could you help find a train as well? To Norwich? Sentence3: I found a train from cambridge to norwich at 05:36 on Friday, will that work? Sentence4: Sunday would be good. Sentence5: No, you've answered all of my questions. Thanks so much for your time. Bye. Sentence6: The Acorn Guesthouse is a 4 star hotel located in the north side of town. It includes free internet and parking. Would you like me to book it for you? Sentence7: I need to leave after 21:30, is there anything closer to that time? Sentence8: Thank you, and thanks again for using our free service. Sentence9: I am trying to find the Acorn Guest House. Sentence10: No, just leave after 21:30. Will you give me the travel time, arrival time and the Train ID? Sentence11: No, thanks. I will go ahead and book it myself. I think I have all the information I need. Thank you. Sentence12: Is there a time you need to arrive by? Sentence13: Yes there are 14 trains. Which day would you like to depart? Sentence14: Thank you for using our service, have a nice day. Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: yes, it is perfect Sentence2: Alright, there about 30 or so hotels that would work. Did you prefer a certain area or price range? Sentence3: It's booked. Reference number is 6JC8SK3S . Your taxi will arrive at 11 it's a red skoda with contact number 07950328037 Sentence4: The guesthouse has 4 stars. The address is 154 chesteron road. The phone number is 01223353888. Would you like for me to book it? Sentence5: I am looking for a place with free parking, Internet is not required. Sentence6: There really isn't any particular star rating I'm interested in. Sentence7: Thank you. Will it take more than 15 minutes to get from the hotel to the restaurant? Sentence8: How does the copper kettle sound? It is moderately priced in town centre and serves british food. Can I reserve a table for you? Sentence9: I'll book the hotel myself, but I would like a restaurant reservation. Someplace moderately priced in the center of town. Sentence10: May I suggest the Acorn Guest House? It's moderately-priced in the north. Sentence11: There are 21 moderately priced restaurants near the centre. Do you have a type of cuisine in mind? Sentence12: There will be 8 of us and I am also looking for a moderate priced restaurant in the center for 11:15 on Saturday. Please send me the reference number. Sentence13: Not really, but a moderate priced restaurant in the centre would be ideal. Sentence14: alright, that narrowed the results down to 21 guesthouses. is there a star rating you are particularly interested in? Sentence15: No. I believe that will be everything. Thank you. Sentence16: Thank you and please contact us again if you have any questions. Sentence17: Please tell me its star rating, phone number and address. Sentence18: What day will you be arriving? I also need to know how many people there will be and how long you will be staying. Sentence19: That's fine. Could you book a table for 8 people at 11:15. I need a reference number. I also need a taxi between both places arriving at the booked time. Sentence20: I don't really have an area or price range in mind at the moment, but I am looking for a place that's a guesthouse. Sentence21: Let's get your hotel booked first. I will need to know how many days you'd like to stay and what day you want to begin your stay please. Sentence22: No, your departure is at 11:00 and you will arive by 11:15. Is there anything else I can assist with you today? Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION: Answer: (B) System

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