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: What day would you like to travel? Sentence2: Yes, go ahead and book either of those for 2 people and 3 nights beginning on Tuesday. Sentence3: Can you also recommend a three star hotel that has free wifi? Sentence4: Your booking at The Gonville coming in on Tuesday for 4 days 3 nights is confirmed for a party of 2. Your reference number is : 5GCUETMP . Anything else today? Sentence5: I need a train leaving from broxbourne. Sentence6: There are two. The Gonville Hotel and The Lensfield. Both also have free parking. Would you like me to book one for you? Sentence7: Booking was successful, the total fee is 17.89 GBP payable at the station .Reference number is : X1XG5K91 . Sentence8: I am happy to help! Goodbye, I hope your trip is lovely! Sentence9: Can you book it for me? Sentence10: No. That's it. Thank you for your help. Sentence11: I would recommend TR6788 which leaves Broxbourne at 19:32 and arrives in Cambridge at 20:32. Sentence12: I would like to travel on a Tuesday from Broxbourne to Cambridge after 19:15. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I would recommend the cherry hinton water play on the east. It is also free admission. Sentence2: The duration is 163 mins.Do i need to book something for you? Sentence3: Thanks for the park info. In review, I don't see a train ID departing from Cambridge after 10:45. Do you have it? Sentence4: You're very welcome. Good day. Sentence5: I can help! What day are you looking to travel? Sentence6: I do not have a preference on a side of town. Sentence7: I need to leave on Thursday. Sentence8: I am looking for a park, can you help me with that? Sentence9: It is 163 minutes Sentence10: Okay Could I have their telephone number please? Sentence11: The phone number is 01223336265. Sentence12: Can you also tell me about some parks that I could visit? Sentence13: Their address is cherry hinton hall, cherry hinton road. Is there anything else I can help you with today? Sentence14: May I suggest cherry hinton water play, since it will be warm out. It's located in the east. Sentence15: I'm looking for a train going to Birmingham New Street. Sentence16: Is there an area you prefer? Sentence17: We've got about 19 trains for that route. Do you have a certain time you want to leave after or arrive by? Sentence18: Thanks. Can you please give me its address? Sentence19: Yes i'd also like parks I can go to. Sentence20: I think that is all I need today. Thank you for your help. Sentence21: I want to leave on Saturday and leave after 10:45. Could you give me the travel time? Sentence22: We have 5 great parks in town. My favorite is the Botanic Gardens in the center. It's well worth the 4-pound entrance fee. Sentence23: TR5669 leaves Cambridge at 11:01 and arrives at birmingham new street at 13:44. May I help with anything else? Sentence24: Sorry, how long is the travel time on the train? Question: Who has spoken the sentence 19? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I would like a guesthouse. Sentence2: I have TR4604 leaving at 11:59 and arriving at 13:27. Would you like to make reservations? Sentence3: I'm sorry, but your message is ambiguous. Would you like to stay in a guesthouse, or in a hotel? Sentence4: Okay what is your price range? Sentence5: Would you like me to book it for you and get a reference number ? Sentence6: I would prefer a guesthouse in the cheap price range. thanks Sentence7: I'm not sure but it needs to have free wi-fi. Do you have some with those specifications? Sentence8: I need a train leaving after 11:00 on wednesday if you can help me. Sentence9: I Need a cheap guesthouse with free wifi. I would like it to be a hotel. Sentence10: okay when are you planning your stay so I can book the room Sentence11: Certainly. Where would you like to go? Sentence12: I need to go from Cambridge to London Liverpool Street. Sentence13: Yes please make a booking for 1 people. Sentence14: there are nine places that are cheap guesthouses and offer free wifi and free parking. if you know an area i can narrow it down or i can suggest one. Sentence15: I was able to book you for train TR4604. The total fee is 16.6 GBP. The Reference number is : IG31YH6P . Sentence16: I am open to any area, whatever you suggest is fine. Sentence17: We have many to choose from! Is there an area in town you want to stay in? Sentence18: I need to find a place to stay. Question: Who has spoken the sentence 10? (A) User (B) System

SOLUTION:
Answer: (A) User