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: Phone is 01223505015 and postcode cb11ln. Would you like me to get you a table? Sentence2: No that's all. Thanks so much! Sentence3: I booked you on TR8399 arriving at 10:07. Booking was successful, the total fee is 17.6 GBP payable at the station . Reference number is : AVBKNMXQ . Sentence4: Thank you very much. Sentence5: I'm looking for an expensive restaurant that serves european food while I'm in Cambridge. Sentence6: Darry's Cookhouse and Wine Shop is located at 40270 King Street at the City Centre. Would you like their phone number? Sentence7: Yes, please, and their postcode as well. Sentence8: You are welcome. Enjoy your stay. Sentence9: No. But I need a train going to Ely. Sentence10: Where are you travelling from and what time? Sentence11: I am departing from cambridge on monday and I need to arrive to Ely by 11:15. Sentence12: You choose one please. I need it for 4 people. Sentence13: Is there anything else I can help you with? Sentence14: I have 3 trains available leaving at 06:07, 08:07, and 10:07. What time would you like to leave? Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Don't worry, I should be able to help you. Do you know which station you'll be leaving from or going to? Sentence2: What is your destination? Sentence3: Hi, I am trying to plan a trip and need some help with a train. I'm not familiar with trains at all unfortunately. Sentence4: I'm departing from leicester and I need to leave on friday. Thank you for helping! Sentence5: I also need a place to stay. Sentence6: 11 pm and I want it for three people Sentence7: I'm going to Cambridge. Sentence8: We have many great places to stay. What area would you like and do you have a price range? Sentence9: Is there a time you would like to arrive by? Sentence10: TR6539 will arrive by 22:54. Booking was successful, the total fee is 113.4 GBP payable at the station. Your reference number is IE5RK2IG . Do you need anything else? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: We have 2 of those. Would you like a guesthouse in the north or centre? Sentence2: I would like a guesthouse in the north please. Can you check if it has free parking? Sentence3: Your booking was successful, the total fee is 51.2GBP, payable at the station. Reference number is YSJ6ZWYT . Anything else I can help you with today? Sentence4: I would prefer a guest house if any 0 stars are available. Sentence5: Leaving Cambridge and headed to Stevenage, please. Sentence6: You're very welcome! Have a great day! Sentence7: I have a 15:21 or a 17:21 train, arriving 49 minutes later at 16:10 or 18:10, respectively. Would you like me to book one for you? Sentence8: Where will you be departing from, and what is your destination? Sentence9: Yes. The 17:21 would be perfect. Please book it for 4 people. Sentence10: Our cheap zero star guesthouse in the north has both free wifi and free parking. Would you like to book? Sentence11: I need a hotel with free wifi. I'm broke, though, so find me a 0-star hole in the wall. Sentence12: Not right now. Thank you. I am also looking for a train that leaves on Monday and arrives by 1830. Sentence13: No, that's all I needed. Thank you. Sentence14: There are three 0 star hotels, both city centre north b and b, and el shaddai are cheap, and cityroomz is moderate. Which would you like? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System