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: The Hotpot is an expensive Chinese restaurant in that area. Sentence2: Great can I get their phone number as well please? Sentence3: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence4: Would you like to eat Asian Oriental, Chinese, European, or French? Sentence5: No thank you. Have a great day! Sentence6: I am looking for an expensive place to dine in the north. Sentence7: The phone number for the hotpot is 01223366552, would you like me to book you a table? Sentence8: I think Chinese may have caught my attention. Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Yes, please book this. Sentence2: I found 4 restaurants, would you like to try Cotto? Sentence3: Thank you, can I also get a train leaving petterborough and arriving by 11:15 Sentence4: That's all I need, Thank You. Sentence5: Sure, can you try to get a table for 8 people at 17:00 on Tuesday? Sentence6: Okay... how about British food? Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : IAUXALYD . Sentence8: I just need to make sure I arrive in cambridge by 11:15 please. Sentence9: I would like to try Jamaican food. Sentence10: Unfortunately I can't find any Jamaican restaurants. Is there another type of food you'd like to try? Sentence11: Absolutely. How many tickets would you like to be booked? Sentence12: There are 21 different restaurants in that area matching your price range. What kind of food are you in the mood for? Sentence13: I'm looking for a moderately priced restaurant in the center of town. Sentence14: Sure thing! The reference number is S4FM08GE . See you! Sentence15: There is a train that leaves at 10:19 and arrives at 11:09. Would you like to book it? Sentence16: there are eleven trains that match that criteria. What time would you like your departure time to be? Sentence17: Yes, Tuesday, the same day as the restaurant booking, can I please get a departure time as well? Sentence18: Before going further I would just like to confirm you'd be leaving on Tuesday, is that correct? Question: Who has spoken the sentence 16? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Thank you. That is all I need. Sentence2: Hmm, okay, how about another restaurant in the same area and price range? Sentence3: Thanks, I'm all done here. Sentence4: Okay let's try that place. Sentence5: Great news I was able to book you into there and the reference number is 2HILQZBF . Sentence6: Hi I found a restaurant. It is Nandos city centre and it is located at 33-34 Saint Andrews Street. Would you like for me to book it for you? Sentence7: I was able to get you in at Ask on Thursday at 12:45 for 7 people. There is a new reference number, though. Use 0SLQNHXA . Sentence8: Booking was unsuccessful. Would you like to try another restaurant? Sentence9: Yes, please book for Thursday at 12:45 for 7 people. Sentence10: There are several. The Gardenia served mediterranean. You might be interested in it. Ask and Zizzi serve Italian. Sentence11: I need help finding a portuguese restaurant located in the centre, can you assist me please? Sentence12: My pleasure! Have a nice day. Sentence13: Yes, it is. May I help you book? Sentence14: Which restaurant were you able to book me into? Sentence15: Thank you and I hope you enjoy the restaurant. Have a great day. Sentence16: Is this restaurant in the cheap price range? Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION:
Answer: (B) System