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: Of course. Their telephone number is 01223362525. Would you like any more information? Sentence2: TR1339 arrives at 24:07 and takes 38 minutes to arrive there. Sentence3: Thank you. I will also need to find a restaurant that serves Mediterranean food and should be in the expensive price range. Sentence4: What day and time are you leaving Cambridge? Sentence5: Sure, their address is Thompsons Lane Fen Ditton. Is there anything else I can help you with? Sentence6: nope. i think that is all. enjoy your day and stay out of the rain. bye Sentence7: La Mimosa is a great expensive Mediterranean restaurant in the centre. Would you like to book a table? Sentence8: You have a great day, too. Thanks for calling. Goodbye. Sentence9: What is the arrival time? Sentence10: TR1339 is leaving at 23:29 and it is priced at 10.10pounds. can i book? Sentence11: I'm leaving after 18:45 on thursday. Sentence12: I'd like some information on a train going to bishops stortford departing from Cambridge. Sentence13: No I would just like their telephone number please. Sentence14: Can I get their address please? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Kymmoy is in the centre of town and the phone number is 01223 311911. May I help you with anything else? Sentence2: Thank you, I have all I need. Goodbye! Sentence3: What is the phone number and area? Sentence4: Is there any expensive restaurants in town serving Australian food? Sentence5: You're welcome. Thanks for your call! Goodbye. Sentence6: Kymmoy is an expensive asian oriental restraunt in town. Sentence7: I'm sorry, there are no Australian restaurants. Would you like another type of food? Sentence8: How about asian oriental food? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I'll be leaving Saturday after 19:45. Sentence2: Hello, I am looking to book a train departing from Cambridge going to Bishops Stortford. Sentence3: Sounds good! Have a wonderful day! Sentence4: I have train TR1159 that departs at 21:29 and will arrive by 22:07. Would that be something that would work for you? Sentence5: That's all I need for now. Thanks for your help. Goodbye! Sentence6: I have booked that and your reference number is 69TDODDN . Sentence7: Abbey pool and astroturf pitch looks good, would you like to get some information about that? Sentence8: It is located in the east, would you like any more information on this or more help with something else? Sentence9: I am also looking for swimming pools I can visit. Sentence10: Yes, what area is it located in? Sentence11: Book it for 8 please and i need the reference number. Sentence12: What is your departure day and time? Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User