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 also looking for a restaurant in the centre of town that serves chinese food. Sentence2: I need to leave bishops stortford. Do you have a train going out? Sentence3: The Ugly Duckling sounds interesting! What's their address? Sentence4: I'd like to go to Cambridge and would be leaving on Thursday after 16:30. What is available then? Sentence5: Fantastic, have a great day! Sentence6: They are 10.10 pounds each Sentence7: I have 4 choice for you. The Ugly Duckling, Tang Chinese, HK Fusion, and the Sesame Restaurant and Bar. Does one of these sound like something you would like to try? Sentence8: No thank you. That is all. Sentence9: The Ugly Duckling is located at 12 St. Johns Street City Centre. Their postcode is cb21tw. Is there anything more I can help with? Sentence10: There's a train that leaves at 17:29 and arrives by 18:07. Does that sound okay? Sentence11: I am sure I do, where would you like to go? Sentence12: Yes, that would work. What is the price of a ticket? Sentence13: There are several Chinese restaurants in the centre of town. What price rnge are you looking for? Sentence14: I prefer something expensive. Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: You're welcome, enjoy your day. Sentence2: How about Downing College? It has free admission and is located on Regent Street/ Sentence3: I'd like to visit a college in the center of town. Could you help me find something interesting? Sentence4: That sounds great! Can I have their phone number and postcode, please? Sentence5: No, that was all I needed to know. Thank you, you've been very helpful. Sentence6: Downing College's phone is 01223334860 and their postcode is cb21dq. Can I help you with anything else today? Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Certainly! Have a nice day and contact the Cambridge TownInfo centre whenever you like! Sentence2: I will take care of that myself. Could you find me a train going to norwich arriving by 12:45? Sentence3: I would like to book a total of 6 tickets. And can I please get the reference number. Sentence4: The address is 83 Regent Street, postcode cb21aw. What day and time would you like to book? Sentence5: I leave on Wednesday, departing from Cambridge. Sentence6: I'll be happy to help. I need to know the day and your departure site, please? Sentence7: Unfortunately there is none there as well. Can I broaden your search further? Sentence8: I would really prefer Jamaican. Are there any in the centre part of town? Sentence9: Please book that train. Sentence10: I was able to successfully book your tickets for train TR9635. Your reference number is 6144V7BE . Is there anything else I can help you with? Sentence11: TR9635 will depart cambridge at 10:36 on wednesday and arrive in norwich at 11:55. Would you like me to book tickets for you? Sentence12: No. Thank you very much for your help. Sentence13: I want to eat. I am looking for a Jamaican restaurant with a moderate price range please. Sentence14: Of course, how many tickets would you like me to book? Sentence15: Okay, well how about one that serves modern European food in that area? Sentence16: Yes, that would be great and can you give me the postcode and their address please? Sentence17: I'm sorry, there are no moderately priced Jamaican restaurants. What about a different food type? Sentence18: I have two modern european restaurants in the centre. Would you like to book at de luca cucina and bar? Question: Who has spoken the sentence 8? (A) User (B) System

SOLUTION:
Answer: (A) User