You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: My destination is cambridge. Sentence2: What day will you be traveling? Sentence3: Hey. I'm looking for a train from stansted airport. Sentence4: What is your destination ? Sentence5: I plan to go on tuesday. Sentence6: How many tickets would you like? Sentence7: There are trains departing every hour. TR5077 would get in in at 8:52, does that work for you? Sentence8: That sounds perfect. Can I get the reference number from the booking? Sentence9: I would like 4 tickets. Sentence10: Booking was successful, the total fee is 40.4 GBP payable at the station. Reference number is : WWW231NO . Is there anything else you need? Sentence11: There are several. Do you have a time you need to travel specifically? Sentence12: The train should arrive by 10:00 if at all possible. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: It's a hotel. There are 5 guesthouses in the area. Do you prefer cheap or moderate for the price range? Sentence2: I want to go from cambridge to ely, no preference for time but I need to book for 8 people. Sentence3: Great. Can you help me with a train as well? I'm looking to come in from Ely. Sentence4: What is your destination? And do you have any preference for day, departure or arrival time? Sentence5: There are 5 guesthouses that have free parking. Should I book one of them for you? Sentence6: There are trains that run every two hours every day starting at 5:50. Do you know what day you'd like to travel? Sentence7: Okay, none of them DON'T offer free wifi? If not, I'll need the address for one that does have wifi, please. Tell me about your favorite. Sentence8: no, but it should have free parking, please. Sentence9: Thank you and enjoy your visit. Have a great day. Sentence10: The price doesn't really matter. I just need free parking. It doesn't really need to have internet though. Sentence11: The allenbell is a guesthouse on the east. The addres sis 517a coldham lane post code cb13js. Sentence12: There are no hotels that do not have internet, but 7 which do have it. Do you have a specific price range you'd prefer? Sentence13: Is that a guesthouse or a hotel? I'd really prefer a guesthouse. Sentence14: Hi. I'm looking for a hotel in the east. The internet is not needed. Sentence15: The Express by Holiday Inn Cambridge is in the area and has free parking, would you like more information? Sentence16: No, I don't need anything else right now. Thank you for your assistance. Good Bye. Sentence17: I'm looking for Wednesday , arrive by 11:30 for 8 people Please. Sentence18: Booking was successful, the total fee is 35.2 GBP payable at the station. You reference number is 7ZCVR4Q3 . Can I help you with anything else? Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: that would be great. What's the area? Sentence2: Thank you for contacting Cambridge TownInfo centre, and hope you enjoy your stay. Have a nice day. Sentence3: any price range. be a hotel, has free parkin. get me the address too Sentence4: no, it just needs to include parking and wifi Sentence5: Are there any hotels where the wifi doesn't cost extra? Sentence6: No, thank you. That is all the information I needed today. Sentence7: How about the Ashley hotel. The address is 74 chesterton road. Sentence8: Actually there are 29 options to choose from, sir. What price range are you looking for? Sentence9: Yes of course we can arrange a hostel that does not charge for wifi as extra. Do you have a brand in mind? Sentence10: which offers wifi for free? Sentence11: The Ashley Hotel is in the north. Would you like me to book accommodation for you? Sentence12: I would appreciate it if you could tell me which hotel includes free wifi and free parking. Thanks. Question: Who has spoken the sentence 3? (A) User (B) System

Answer:
Answer: (B) System