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'd like to find a 4 star guesthouse, please. Sentence2: The Place is a great nightclub in the south, located at 22 sidney street, post code cb23hg. The phone number is 01223324600. Is there anything else I can help you with? Sentence3: Yes, book it for me please. Thank you. Sentence4: It does not really matter. It will be just me starting on Friday for 3 nights. Sentence5: What attractions do you have in the south? Sentence6: I have found 18 guesthomes that match the criteria you listed. Is there any other specifications you have about the guesthouse (area,price range,etc) that you would like to tell me? Sentence7: Unfortunately, the booking was unsuccessful. Would you like to shorten your stay or try another place to stay? Sentence8: arbury lodge guesthouse is a moderately priced guesthouse in the north. How does that sound? Sentence9: The arbury lodge guesthouse is in the moderate price range. Sentence10: We have 8 types of attractions in the south? What type are you looking for? Sentence11: Sure, is there an area you prefer? Sentence12: I have to have free wifi Sentence13: I would like a room that is close to the nightclub for atleast 1 night up to 3 nights? Sentence14: Hmm, I'm not really sure. Do you happen to have any nightclubs? If not, what are my choices? Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I am sorry, but the Leverton House was not available for your party on Tuesday. Would you like me to look for another hotel? Sentence2: In what area would you like? Leverton is in the East, should the hotel be in the same area? Sentence3: Is there another hotel available in the same price range? Sentence4: Hi, I'm looking for a hotel called Leverton House. Sentence5: No, you said Leverton wasn't available. Please just book a different hotel in the same price range as Leverton. Thanks. Sentence6: I have booked you a room at the Alexander Bed and Breakfast at 56 Saint Barnabas Road. Your reference number is JGTE0KGB . Is there anything else today? Sentence7: No, I don't care about the area, just the price. Recommend me one? Sentence8: You're welcome. Good-bye. Sentence9: The Leverton House is a guesthouse in the east of the city. Their phone number is 01223292094. Sentence10: Yes Leverton is in the cheap price range. Would you like me to book it for you? Sentence11: Thank you. Please book a reservation for 6 people for 2 nights starting tuesday. Sentence12: That will be all, thank you. Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I am looking for an expensive restaurant. Sentence2: Yep, headed to Cambridge on Tuesday. Sentence3: Will you be traveling to Cambridge on the train? And if so, what day would you like to travel? Sentence4: I'm sorry, there are no restaurants in the centre that serve austrian food, would you like to try another area? Sentence5: No, thank you. Can you tell me the Train ID, please? Sentence6: I also need a train that departs from Stansted airport after 09:15. Sentence7: Can I just get the contact information for La Mimosa for right now? Sentence8: That's ok, thank you for your help. Sentence9: That is all thanks. Sentence10: There are two la mimosa and shiraz restaurant, I recommend la mimosa would you like me to book it for you? Sentence11: Do you have any restaurants that serve Mediterranean food? Sentence12: Certainly. The train ID is TR1610. Is there anything else I can do for you? Sentence13: There is a train leaving at 9:24 and arriving in Cambridge by 9:52. Would you like me to book that for you? Sentence14: Thank you for contacting us and have a ncie day. Sentence15: I'm looking to dine at a restaurant in the centre that serves Austrian food. Can you help? Sentence16: No problem, the Phone number is 01223362525. Postal code is cb58aq, Address is Thompsons Lane Fen Ditton. Is there anything else i can help you with? Sentence17: Is there anything further I can help you with today? Sentence18: There are three mediterranean places in the centre area, any price limitations? Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION:
Answer: (A) User