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 have pulled up City Stop Restaurant. What information do you need? Sentence2: I would like to book a table there for 4 peole on saturday at 19:45. and can i please get a reference number? Sentence3: Alright, thank you very much. That's all I need for now. Sentence4: Booking was successful. The table will be reserved for 15 minutes. Reference number is : OMKMNJEM . Sentence5: I am looking for information about city stop restaurant? Sentence6: You are welcome. Goodbye. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'm going to saint johns chop house. Sentence2: What is your destination? Sentence3: The contact number is 07727071722. Is there anything else I can help you with? Sentence4: I can help you with that. When do you need to leave? Sentence5: No that is all Thank you goodbye. Sentence6: I need the contact number please. Sentence7: Your taxi is booked. Look for a yellow Volkswagen. Sentence8: Please call us anytime. Good Bye. Sentence9: I need to get a taxi out of holy trinity church. Sentence10: I need to arrive at the chop house by 22:30. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Are there any places that offer rooms in the north that also give free wifi, or do you have to go to other parts of town for that? Sentence2: How about hamilton lodge? It looks lovely. Sentence3: Perfect. What's the price range and postcode? Sentence4: The hotel should include free wifi Sentence5: You are welcome. Thank you for contacting Cambridge TownInfo centre. Goodbye. Sentence6: The hotel should have a star of 3 and doesn't need to have free parking. Sentence7: There are twelve options fitting your description, sir. What price range are you interested in? Sentence8: which has free wifi? Sentence9: It is moderately priced and the postcode is cb41da. Sentence10: Thank you, that will be all. good bye. Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User