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 was just involved in a car accident. Sentence2: You should contact this number: 01223358966. Sentence3: The address is Parkside, Cambridge, postcode CB11JG. Sentence4: Yes, I have a passenger that is hurt. How can I get to the hospital to make sure they are okay? Sentence5: You are welcome. Have a great day. Sentence6: I'm very sorry to hear that! Have you called the police yet? If not here is their number 01223358966. Is there anything else I can help with? Sentence7: Thanks, what's the address and postcode to the police department? Sentence8: Thank you for the info. That'll be all for now. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I need a place to stay with free wifi. Sentence2: Location doesn't really matter as long as there's free parking available. Sentence3: Ok, I have several hotels. Any particular location? Sentence4: How about the Gonville Hotel located in the centre area of town? Sentence5: What is their postcode? Sentence6: Their postcode is cb11Iy, address gonville place, phone 0122336661 they have wifi and free parking too. Would you like me to book this for you? Sentence7: I have several available. What is your price range? Sentence8: Between $100-$300 per night. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: Thank you for all of your help! Sentence2: Booking was successful. Reference number is : ANH718Q1 . Is there anything else I can help with? Sentence3: Yes, I need to book it for 5 people. Sentence4: Can you help me find a guesthouse with free parking? Sentence5: Will you need anything else right now? Sentence6: Yes please book for 5 people. Sentence7: I also need a train departing from cambridge going to broxbourne. Sentence8: I have one train leaving at 9:01 that day. Would you like to book a ticket? Sentence9: Thank you, you as well! Sentence10: Thank you very much! Sentence11: The alexander bed and breakfast is a 4 star facility with internet and free parking. Their number is 01223525725. What day would you like to arrive? Sentence12: Great can you book it for 5 people for 3 nights starting monday? Sentence13: I would like to leave on Wednesday and the train should leave after 09:00. Sentence14: What day would you like to travel and when do you want to leave? Sentence15: I have booked Train TR3279 departing at 9:01. The total fee is 89.5 GBP payable at the station. Reference number is : 0G1S9EH9 . Sentence16: Definitely! Do you have a price range and/or area in mind? Sentence17: I would like the guesthouse to be in the cheap range. Sentence18: Thanks for booking with us. Have a great day! Sentence19: We have a couple of choices for 4 star ones in the center and the east. Shall i just pick one for you? Sentence20: That will be all. Thank you for all of your help. Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION:
Answer: (B) System