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 am sorry there is nothing that meets that criteria. Is there another type of food or area you would be interested in? Sentence2: Thanks, will you please book a table for 7 people on thursday at 13:00? Sentence3: I'm looking for a restaurant in the east. Sentence4: How about British food? Sentence5: There are nine restaurants in the east. Do you have a price range in mind? Sentence6: You are welcome. Enjoy your dinner! Sentence7: Booking was unsuccessful. can we book another day or time slot? Sentence8: Nope, that should be everything. Thank you so much for all of your help. Sentence9: Booking was successful for Thursday at 1200hrs , table for 7 at Grafton Hotel restaurant. Your Reference number is KQKTCX5Y . Is there anything else I can help you with? Sentence10: I would recommend you try Grafton Hotel Restaurant. As requested it is in the east and serves British food. Sentence11: I don't have a price range but I am looking for asian oriental cuisine. Is that possible? Sentence12: please try booking at 1200hrs and get me the reference number Question: Who has spoken the sentence 11? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'm sorry, but we just reserved your table. There is no car type. But since you ask, did you need a taxi? Sentence2: Thanks, that's all I need today. Goodbye! Sentence3: Could i please get the phone number and address? Sentence4: good day and thanks for using our services Sentence5: I only have one restaurant in the north for European food, but they have amazing food. It's called City Stop Restaurant. They are expensive but so worth it! Sentence6: book a table for 2 people at 13:15 on tuesday. Sentence7: I would like the north please. Sentence8: I am thinking I would like to try some european food while I am in town. Sentence9: Yes I need a taxi that will take me between the two places and need to arrive by 13:15. Sentence10: Okay. I have a taxi booked. It will be a yellow bmw and the contact number is 07135918917 Sentence11: The Botanical Gardens at Cambridge University are a favorite destination. The entrance fee is only 4 pounds. Sentence12: What is the car type, please thank you Sentence13: There are several to choose from, in which part of town would you like to concentrate? Sentence14: Sure, the phone number is 01223336265. The address is bateman street. Can I do anything else for you? Sentence15: Yes, I would like the information on parks that are located in the centre please. Sentence16: Your booking was successful! The table will be reserved for 15 minutes. Reference number is : ZLRYLH3O . Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I want a train going to london kings cross. Sentence2: I would like to travel on monday and leave after 15:30. Sentence3: Have a great trip. Sentence4: Thanks, that is all I need. Sentence5: Booking was successful.Reference number is : 1HLAC0TN . Sentence6: Yes I would like to book it for 2 nights from Saturday for 3 people please. Sentence7: Please book the 17:70 for 3 people. Sentence8: Yes please it needs to be for three people. Sentence9: Sorry about that. Worth House is a cheap guesthouse located in the north. Sentence10: I was able to book it, reference number is M9MIP9U1 Sentence11: There are four trains that depart every two hours. The earliest leaves at 17:70 and the last one leaves at 23:00. What's your preference? Sentence12: Great, thanks! Also, can you tell me about the Worth House, please? Sentence13: I didn't ask about a restaurant. I'm pretty sure that's a hotel. Sentence14: I am departing from cambridge. Sentence15: We have 70 trains that meet that criteria, what is your point of departure please? Sentence16: Great! What day would you like to leave? Do you have any preferred times to leave and arrive by? Sentence17: Actually, the earliest train, TR7786 leaves Cambridge at 17:00 and arrives at 17:51. Should I go ahead a book this for 3 people? Sentence18: i am not sure is that a restaurant? Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION:
Answer: (B) System