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 departing from the oak bistro. Sentence2: I have the taxi ready for you Sentence3: I would like to leave after 17:00. Sentence4: Hi, I need a tax to queens' college please. Sentence5: What time would you like to leave? Sentence6: What is your departure site? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Of course. The restaurant is on 152 - 154 Hills Road and their phone number is 01223413000. Sentence2: What other restaurants are in the same area and price range? Sentence3: I'm sorry. That booking was not available. Would you like to find another restaurant? Sentence4: No, could you just book a table for 3? I'd like it for Wednesday at 12:15. Sentence5: That sounds good book it for 3 on wednesday at 12:15 please and I'll need the reference number too Sentence6: Thank you and you too. Sentence7: Yes can I have the address and phone number please? Sentence8: I'm sure we can. Cambridge offers 31 moderately priced restaurants. What sort of cuisine would you like? Sentence9: There is the restaurant alimentum that serves modern european food? Sentence10: Great, that's all I needed. Have a lovely day. Sentence11: I have made a reservation for you at the restaurant alimentum on Wednesday at 12:15 for 3 people. Your reference number is LX2XAAF4 . Would you like their address? Sentence12: I would prefer Italian and it has to be in the south. Sentence13: Hi! Can you find me a moderately priced restaurant for my girlfriend and I? Sentence14: I found one restaurant with those credentials, it's Pizza Hut Cherry Hinton, would you like the address? Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Sorry there is not. How about another choice of food ? Sentence2: Leaving Cambridge to London kings cross and arrive by 19:45. Sentence3: I have a train departing Cambridge at 17:00 and arriving at London Kings Cross at 17:51. I don't have a later arrival time on Tuesday, unfortunately. Sentence4: TR0315 arrives at 13:51. is that fine with you? Sentence5: Definitely! Can you give me some more specifics so I can help? Sentence6: how about chinese? Sentence7: I am going to London kings cross. Sentence8: There aren't any Polish restaurants in the centre, are there? Sentence9: We have many Chinese restaurants! What's your price range? Sentence10: No. thanks. I don't need to book it right now. Sentence11: Ok, on what day will that be? Sentence12: It leaves Cambridge at 13:00. Sentence13: And what is your arrival destination and time of travel? Sentence14: Great! Thank you for calling and have a great trip! Goodbye. Sentence15: I'm not fussy about price, pick one for me and give me the address please, I'm starving! Sentence16: Is there anything else I can help you with today? Sentence17: I need to leave on Tuesday. Sentence18: Time I leave does not matter I just need it to arrive by 19:45. Sentence19: Alright. Could you please provide me with the train ID and the travel time? Sentence20: No, thank you. I have everything I need. Goodbye. Sentence21: Rice house is located at 88 Mill Road City Centre. Would you like for me to book a reservation? Sentence22: Just the address is all I needed for now. But could you also help me find a train? Sentence23: what is its departure time? Sentence24: That is TR0945. The train departs cambridge at 17:00 and arrives in London Kings Cross at 17:51. The travel time is 51 minutes. Can I book it for you? Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION:
Answer: (B) System