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: Thanks. You too! Goodbye. Sentence2: Get back in touch if you need help in the future. Goodbye. Sentence3: I need information on trinity college Sentence4: You're welcome! Have a great day. Sentence5: Okay, I've pulled up Trinity College. What information do you need? Sentence6: No, that is all I need today. Thank you very much! Sentence7: Ok. Trinity college is a college and the address is trinity street. Anything else? Sentence8: I need to know the attraction type and address. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Yes, that sounds great! Can I get it for 8 people for 3 nights please, we'll be arriving Tuesday. Sentence2: Great. Are there any trains that go directly from Cambridge to Norwich? Sentence3: Thank you for using our service. Have a good day. Goodbye. Sentence4: Yes, there are several. The trip time is 79 minutes and the cost is generally 17.60 pounds. Can I tell you anything else? Sentence5: I am looking for a guesthouse please. Sentence6: Would you like to try the Alpha-Milton Guest House located in the North? Sentence7: No, that's everything I needed. Sentence8: Any area as fine, as long as it has 3-star accommodations. Sentence9: How about for 2 days? If it's available will you please book and provide a reference number? Sentence10: I'm sorry, the hotel is unable to accommodate your party. Can you arrive on a different day or stay for a different number of days? Sentence11: In what area would you like it to be? Sentence12: I have successfully booked it for 2 days, and your reference number is OUKN0U42 . Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Sure. Tandoori is located at 68 Histon Road Chesterton in postcode cb43le. Their phone number is 01223506055. Can I book it for you? Sentence2: You're welcome. Have a nice day! Sentence3: Ok, will there be anything else I can assist you with? Sentence4: No, I think that's everything. Thank you. Sentence5: Hi, I'm looking for an Indian restaurant. I'd prefer something on the west side. Sentence6: I'm looking for something in the fine dining price range, so the place should be expensive. Are there any that fit that criteria? Sentence7: That sounds good. may I have their postcode, address, and phone number? Sentence8: No, that's fine. Sentence9: I have found 6 restaurants meeting your criteria. Rice boat is a good choice. Would you like me to book you a table? Sentence10: Absolutely, there are a few choices. How about Tandoori Palace on Histon Road? Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION:
Answer: (B) System