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: There are 33 entries for expensive restaurants in the centre. Would you like to hear some options? Sentence2: As far as thai food goes, I happen to have one place. Good thing is they are very highly recommended. It is called Bangkok City. Would you like a reservation? Sentence3: Hello, I am looking for a restaurant. The restaurant should be in the centre and should serve modern eclectic food. Sentence4: Cambridge Contemporary Art is very nice. It's in the centre part of town, like the restaurant, and it's free to get in. Can I help you with anything else? Sentence5: No, that is all. Goodbye. Sentence6: Fantastic, can you also find me a museum attraction? Sentence7: Any type would be fine I just need to know the area and entrance fee of one you would recommend. Sentence8: Can you try booking at 15:45? Sentence9: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 1NY7QJKY . Sentence10: Are any of them modern eclectic food? Sentence11: Yes, I'd like to book for 2 people at 16:45 on tuesday. Sentence12: Okay. Have a lovely day then. Sentence13: Dang...How about some Thai food instead Sentence14: There are several wonderful museums in town. Is there a specific area you prefer? Sentence15: Are there any other expensive restaurants in that area that may be nice to visit? Sentence16: There are no restaurants in that are would you like to try a different area? Sentence17: No, there doesn't seem to be any modern eclectic places at all. Would you like a different type of cuisine? Sentence18: I'm sorry, but they seem to be all booked up at that time. Would you like to try a different day or time? Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I can definitely help you out with that. Is there a certain area of town you'd like to stay in? Sentence2: I have booked your stay at the Alexander Bed and Breakfast for Friday for 3 days for 6 people. Your reference number is DJF36WMD . Is there anything else I can help you with today. Sentence3: The train ID is TR9629, leaving at 18:09 and arriving by 19:54. Can you tell me how many tickets you would like to purchase? Sentence4: I'd like one ticket please. Sentence5: I will need to take a train from Leicester on the same day as my hotel booking. Sentence6: I am looking for a cheap hotel with free parking. Sentence7: All trips from leicester cost 37.8 pounds and take 105 minutes. Is there a specific time you would like to depart or arrive by? Sentence8: Alexander bed and breakfast is a guesthouse in town centre in the cheap price range. It has both free parking and wifi. Would you like to book a room? Sentence9: We will be arriving on Friday and staying 3 nights. Sentence10: I will need to know how many nights and what day you will be starting your stay before we finish the booking. Sentence11: I do not. I just need the train ID and what arrival time it has. Sentence12: Alright I've booked you one ticket, the total will be 37.79 and your reference number is PGY0G1J2 . How else can I help you? Sentence13: Sure, you need a taxi to Alexander Bed and Breakfast from where, and do you have an arrival time request? Sentence14: Can you please schedule a taxi to take me from the station to my hotel? Sentence15: Thank you for your help. Sentence16: I need to leave after 17:45 heading for Cambridge. Go ahead and book the closest time and give me the train ID and arrival time. Sentence17: The train arrives by 19:54 and TR9629 is the train id. Sentence18: Is there anything else I can help you with? Possibly entertainment or places to visit on your trip? Sentence19: I would prefer to be in the centre of town, and I need the hotel to include free parking. Sentence20: Yes, please. That sounds perfect. There will be six of us. Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: It looks like we'll have a total of 5 people in our party. Sentence2: I need it to b moderately priced and include free wifi. Sentence3: It doesn't matter as long as it is near the hotel. Sentence4: I have book a room for 5 people beginning on Sunday and continuing for two nights. Your reference number is 2KMVO8NF . Can I help you find anything else? Sentence5: What kind of food are you interested in? Sentence6: Booking was completed! A grey Ford will pick you up at 15:15 in front of the guesthouse, contact number 07097490762. Can I assist with anything else? Sentence7: Can we try in the north instead? Sentence8: What is your price range? Sentence9: Actually just one taxi was enough, thank you. That's all I need. Sentence10: I would like to find Asian Oriental. Sentence11: Okay, great! How many people will be staying? Sentence12: Where would you like the 2nd taxi to take you? Sentence13: I have 2. The alexander bed and breakfast and the el shaddai. Both are in the cheap price range. Sentence14: Yes, Sunday, 5 people for 15:30. Sentence15: you are welcome and thank you too Sentence16: have a lovely day. Sentence17: Alright, can you book me a room please. I want to stay on Sunday for 2 nights. Sentence18: We have 8 moderately priced guesthouses in the north. Might I suggest the arbury lodge guesthouse? Sentence19: I'm sorry, but there are no moderately priced hotels that fit your criteria. Would you like me to look for something moderately priced in a different part of town? Sentence20: Thank you! I would also like a taxi to get from the guesthouse to the restaurant. Sentence21: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 1H1XOCSA . Sentence22: I need a guesthouse in the center of the town please. Sentence23: And you have a lovely day as well! Sentence24: i also want to book a taxi to commute between the two places. Sentence25: Saigon City is located in the north. Would you like me to book you a table? Sentence26: I am looking for a place to dine. Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION:
Answer: (B) System