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: Tuesday, going to Cambridge please. Sentence2: The TR8685 arrives by 5:52 and costs 4.40 pounds. Can I book some seats for you? Sentence3: You're welcome. Have a great day. Goodbye. Sentence4: The Broughton House Gallery is located at 98 King St and has free admission. Sentence5: The train should leave on tuesday and should go to cambridge and arrive by 10:15 Sentence6: Thank you, that sounds fine. I see you have included the address and the entrance fee. That's all I need. Thanks very much. Sentence7: Great thank you I also am looking for some place to go in the centre of town. Sentence8: Please for 8 people. Sentence9: I'm looking for a train that arrives by 10:15 and departs from Ely Sentence10: Your booking was successful. The total fee is 35.2 GBP pounds payable at the station and your reservation number is 1OBF5WF2 Sentence11: No problem! What day would you like to leave? Sentence12: Any departure time in mind? Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: That is all, thank you, goodbye. Sentence2: Is there anything else we can help you with? Sentence3: Goodbye. Sentence4: Ok. Thanks. Sentence5: I am looking for a restaurant in the south part of town and serving portuguese food. What is the address and phone number? Sentence6: Nandos is a portuguese restaurant in the south part of town. Their address is Cambridge Leisure Park Clifton Way and their phone number is 01223 327908 Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Chiquito restaurant bar is at 2G Cambridge Leisure Park Cherry Hinton Road Cherry Hinton. Do you need the phone number? Sentence2: There are many expensive restaurants in town. Is there a particular area or type of food you are looking for? Sentence3: Yes, please. Sentence4: Thank you goodbye. Sentence5: I want to find an expensive restaurant Sentence6: Thank you and have a great day! Sentence7: chiquito restaurant bar serves mexican food, is located in the south part of town, and is in the expensive price range. Would you like their location? Sentence8: Something in the South part of town would be great. Any cuisine is fine. Sentence9: Their phone number is 01223 400170. Sentence10: Yes, please. Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION:
Answer: (B) System