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: I'd like to dine in the center of town, please. Sentence2: Could you give me the address and phone number for the Slug and Lettuce please. Sentence3: I'm looking for a place to dine that serves gastropub food. I want it to be expensive. Sentence4: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence5: The slug and lettuce is located at 34 - 35 Green Street, postcode cb23ju. I'm sorry our system does not list their phone number. Is there anything else? Sentence6: I have two in the centre, the Backstreet bistro and The Slug and Lettuce. Would you like for me to make you a reservation? Sentence7: I wish you could provide their phone number. But other than that you've given me everything I need to know. Thank you goodbye. Sentence8: We have 3 options in Cambridge for expensive gastropub food. Would you prefer a place in the centre or in the east? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

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: Great, please book a table for 7 people at 15:15 on Friday. Sentence2: Okay, I also need a train to get to norwich. Sentence3: I'm looking for a Japanese place in the centre of town. Sentence4: I can help you with that, do you have a certain place in mind today? Or would you like to search in a specific area? Sentence5: It doesn't matter when I arrive as long as I leave after 14:35 from cambridge on saturday. And I'll want to book the train for the same group of people. Sentence6: I'll pay at the station. Well that's it for me today. Thanks for all your help! G'bye :) Sentence7: What day will you travel? Sentence8: How expensive is it? Sentence9: It is expensive range in price. Sentence10: I have booked you a train leaving at 14:36. The cost is 112.64 GBP. Reference number MB0PZVMJ . How would you like to pay? Sentence11: I'll be leaving Cambridge on Saturday after 13:45. I''ll be heading to Norwich. Do you have anything for me? Sentence12: Hello, I'd like some information on a restaurant today. Sentence13: I was able to book your table for 7 for Friday at 15:15. The Reference number is : INI5O0N5 . Sentence14: Yes, there are 10 trains that would work. They run every hour starting at 14:36. When would you like to arrive in Norwich? Sentence15: I have one listing for wagamama, will that be okay today? Sentence16: Thank you for contacting us have a nice day. Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION:
Answer: (B) System