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: Thank You good bye Sentence2: Yes. Kymmoy is an expensive restaurant serving asian oriental food in the centre part of town. Sentence3: Thank you. May I have their phone number? Sentence4: Their number is 01223 311911. Will that be all today? Sentence5: Yes, thank you. Sentence6: There is not matching places that fits your request. Can i help you with something else? Sentence7: Are there any Asian Oriental restaurants in that price range? Sentence8: I'd like to find an expensive restaurant that serves venetian food. Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Ok, that would be great. Can I get the reference number please? Sentence2: Sure, and make me a booking for 7 people. Sentence3: I'll be departing from Cambridge on Wednesday. Sentence4: Yes I need a train going to birmingham new street leaving after 18:15. Sentence5: I have Hughes Hall, 01223334898, with free entrance. The broughton house gallery at 01223314960, also free. I don't seem to have any churches. Can I help you further? Sentence6: there are some great museums, colleges and churches for you to visit. Sentence7: Please recommend some worthwhile places to visit in the centre. Sentence8: Have a wonderful visit. Thank you for using Cambridge TownInfo Centre. Goodbye. Sentence9: I will go ahead and book that for you. Sentence10: Great, I would like to get some phone numbers for those places in the centre. Sentence11: Where will you be departing from, and on what day? Sentence12: Thank you. That's all I need for today. You've been a great help. Sentence13: There are five trains leaving on Weds. Do you want me to pick one to book? Sentence14: TR9236 leaves cambridge on wednesday on 19:01 and arrives at birmingham new street at 21:44. I have booked 7 tickets. Your Reference number is : 2BGY3ZRW . Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Nandos City Centre is your place. Would you like to book? Sentence2: That time is not available.Would you like a different time ? Sentence3: It should serve portuguese food in the cheap price range. Sentence4: Hi, I am looking for a place to eat in the centre of town. Sentence5: Book it for 15:30 please. Sentence6: I've found a lot of restaurants in the centre. Is there a specific type of food you're looking for? Sentence7: Yes, I need a table for two on Wednesday. Sentence8: What time on Wednesday would you like? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System