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'm departing from Norwich and want to arrive by 13:00. Sentence2: Yes, I will need a train to cambridge on thursday. Sentence3: You are booked for 7 people, 5 nights starting thursday. Your reference number is ZFREK5SQ . May I help you with anything else today? Sentence4: the Kirkwood House is in the north and it sports a four star rating. It has internet and parking and the price range is moderate. Would you like to book? Sentence5: You're welcome. Have a great time! Sentence6: The travel time of that train is 79 minutes. Sentence7: thanks for your help you have been great! Sentence8: That sounds perfect. Can you reserve it for seven people? Sentence9: Where will you be departing from? Sentence10: I'm looking for a particular hotel called the kirkwood house. Where is it, and what other information do you have about it? Sentence11: TR3078 departs at 11:16 and arrives by 12:35. Would you like a ticket? Sentence12: not right now, what's the travel time on that ride? Sentence13: Sure, I can book it for you. What day did you want to arrive and for how many days? Sentence14: 5 nights starting Thursday. Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Great. You should expect a blue volkswagen . You can contact them on 07261965496 Sentence2: Where will you be headed? Sentence3: Thank you! That's all I need for now. Sentence4: Great, I hope you have a great visit! Sentence5: I'll be headed to the Cherry Hinton, of course. Sentence6: THanks so much you have been a huge help. Sentence7: Can you help me find a moderately priced restaurant in the center of town? Sentence8: How about asian oriental that is in the moderate price range located in the centre of town? Sentence9: cool I would need the address, postcode, and phone number. Sentence10: There is no information on the entrance fee since there are a variety of facilities. Anything else I can help with? Sentence11: How about the cherry hinton village centre? Sentence12: Sure, I can help with that. Is there a certain cuisine you are looking for? Sentence13: That sounds perfect! Do you know the entrance fee? Sentence14: Have a nice day. Good bye. Sentence15: Okay, great. I'm also looking for an attraction in the same area. I'd like it to be multiple sports. Sentence16: No preference really. whatever you recommend Sentence17: Okay, the yippee noodle bar is at 40428 King Street City Centre postal code cb11lh and it's number is 01223518111. Is there anything else I can help you with? Sentence18: I need to book a taxi to commute between the 2 places. I want to leave the restaurant by 14:30. Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I don't really care which type of food. You can just pick one and book for 5 people at 12:30 on thursday. Sentence2: I'm looking for a restaurant in the centre of Cambridge which is pretty cheap in terms of prices. Sentence3: We have many places that meet that criteria, is there a type of food you would like to eat? Sentence4: I have booked a table for Dojo Noodle Bar for 5 people, reference number 14M7PHJH . The table will be reserved for 15 minutes starting at 12:30. Sentence5: Yes. For the same group of people for 3 nights starting on the same day Sentence6: Yes that's all. Thank you very much. Sentence7: The Cambridge Belfry is a hotel in the west. It is relatively cheap, has 4-stars and offers free internet and parking. Would you like to book a room there? Sentence8: I am also looking for the Cambridge Belfry. Sentence9: cheap food is preferred, but i'm not picky. Sentence10: There are 15 places to choose from, what kind of food are you looking for in particular? Sentence11: You are very welcome. Thank you for for calling the Cambridge Towninfo Centre. Have a great day. Sentence12: I have successfully booked a room for you at the Cambridge Belfry for 3 nights starting from Thursday for 3 people. Your reference number is MGOPZNPJ ..Would that be all for you? Question: Who has spoken the sentence 10? (A) User (B) System

SOLUTION:
Answer: (A) User