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: It doesn't matter, I just need to get there. Sentence2: I am sorry but that time is not available. Would you like to try another time or day perhaps? Sentence3: There is a restaurant called restaurant alimentum that meets your criteria. Sentence4: It's all booked, you're looking for a black volkswagen and their contact number is 07263669645. Sentence5: As a matter of fact, it appears all of the gastropubs in Cambridge have closed. Is there anything else that interests you? Sentence6: Have a great day! Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 8HB62Z6W . Is there anything else I can help you with? Sentence8: Sure. What time would you like to leave the restaurant? Sentence9: I am looking for a gastropub in the south. Sentence10: The address is cambridge leisure park, clifton way. Can I do anything else for you? Sentence11: Yes, I'd like to see some entertainment near the restaurant. Could you recommend me something good? Sentence12: Are there any Gastropubs in town? Sentence13: Yes, it is. Nusha is in the South as well. Sentence14: Yes, I would like to book a taxi from the restaurant to the entertainment. Sentence15: How about Tenpin in the south? Sentence16: Great, thank you so much for your help! That's everything I'll need today! Sentence17: Thank you for contacting Cambridge TownInfo centre. Goodbye! Sentence18: That will do. Please get me their address. Sentence19: How about a modern European cuisine in the south area? Sentence20: Let's book that for 12:45 on Tuesday. It will be for 7 people. Sentence21: I'm sorry I couldn't find any Gastropubs in the South. Is there another type or area which you would like to try? Sentence22: Splendid! Thank you for all your help. That's all I need. Goodbye. Sentence23: Could you try 11:45 please? Sentence24: Is it located near Alimentum? I'm looking for something in the same area as the restaurant. Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Yes, it has free internet and parking. Sentence2: That sounds fun! Could you tell me the phone number, area, and entrance fee for cafe jello gallery? Sentence3: Yes, I have found the Cambridge Belfry that is in the west part of town. Can I book this hotel for you? Sentence4: I am having an issue booking your hotel room for you. Sentence5: Lots of exciting things include 13 in the west area, and type of place in mind? Sentence6: Okay I was able to book you. Your booking was successful. Your Reference number is : 91SNR681 . Sentence7: No, it's a hotel. Would you like to book your stay? Sentence8: Do they have free wifi as well as parking? Sentence9: You know, the part of town doesn't so much matter, I'd really like to find a guesthouse with free wifi and parking. Sentence10: Yes please try again. Sentence11: Can I recommend the cafe jello gallery. Sentence12: the cambridge belfry is in the cheap prise range would you like a booking? Sentence13: Great. How many people in your party, and what day will you be arriving? Sentence14: I'm thinking a museum. Sentence15: Yes please. Sentence16: Hello, can you recommend a cheap hotel with free parking, please? Sentence17: Entrance is free. The phone number is 01223312112, and the area is the west. Sentence18: Is this a guesthouse? Sentence19: How about switching it to 8 people for 1 night? Sentence20: There will be 8 of us for 2 nights starting saturday Sentence21: I think that's all I need for today. Thanks. Goodbye. Sentence22: I'm sorry that doesn't seem to be available. Would you like me to double check for a guesthouse? Sentence23: Have a great trip. Goodbye. Sentence24: Are there any fun places to go ? Question: Who has spoken the sentence 5? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: 5 nights, and I will also need the reference number. Sentence2: How about TR2178? It arrives 21:24. Sentence3: no, thanks for your help though! Sentence4: Allenbell is available, would that work for you? Sentence5: Can you please give me the departure point, the day and time you want to leave? Sentence6: I'm leaving Cambridge on Thursday and need to be in peterborough by 21:45. Sentence7: That's good. Could you please tell me the price and departure time? Sentence8: If it helps, I do not have to have internet. Please tell me my options. Sentence9: How many nights will you be staying? Sentence10: Yes, that would be fine. Thanks. Sentence11: Would you like me to book it for you? Sentence12: Yes, please, for 5 people on saturday. Sentence13: you are welcome, any time. Sentence14: I also need a train to Peterborough. Sentence15: The price is 16.50 pounds. Departure time is at 20:34. Would you like me to books seats for you? Sentence16: I'm looking for a cheap place to stay in the east. Sentence17: great, i have three options for you. Sentence18: Booking was successful. Reference number is : TJLZZC10 . Will there be anything else today? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System