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: Thank you for using our system today! Sentence2: I am coming to cambridge and heard about a bed and breakfast called finches. Sentence3: Yes, I would like to arrive before 5:00 PM. Sentence4: It is a lovely guesthouse on the west end boasting cheap prices and a 4 star rating! Would you like their address or phone number perhaps? Sentence5: I actually would like to book the hotel for 7 people starting on Tuesday for 3 nights. Sentence6: I'll be departing from cambridge and going to norwich. Sentence7: I apologize, I actually need to leave after 16:30 Sentence8: No problem, but I'm afraid there are no trains leaving after 16:30 and arriving by 17:00. Might I suggest TR7047, which leaves Cambridge at 16:36 and arrives in Norwich by 17:55? Sentence9: Is there a time you would like to arrive before? Sentence10: Can you also help me find a train on Fridya? Sentence11: Train TR7747 leaves at 15:36 and arrives in Norwich at 16:55. Would you like me to book you tickets? Sentence12: Thank you, no that will be all. Sentence13: OK, the booking for successful. The total is 17.6 GBP and the reference number is MIMOPEN1 . Is there anything else I can do for you? Sentence14: Yes, that sounds great. Please book that for me. Sentence15: I was able to book your party of 7 at Finches bed and breakfast for 3 nights. Your reference number is 4R76GWVJ . Can I help you with anything more today? Sentence16: Of course. There are many available Friday. Where will you be traveling to and from? Question: Who has spoken the sentence 7? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Can you check the availability at the University Arms Hotel for five people? Sentence2: You are welcome. Sentence3: Sure thing! Your reference number is LW8PBD97 . Sentence4: Thursday please. Sentence5: Thank you so much, that is all that I need for now. Have a wonderful day. Sentence6: What day would you like to book? Sentence7: Actually for 5 nights and there will be 5 of us staying Sentence8: For just one day? Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you. That is all I need. Sentence2: Can you help me find a place to stay Sentence3: I'm looking for a Chinese restaurant on the south side of town. Sentence4: Great your reference number is 4U18B867 Sentence5: Yes please. Let's try the other one you mentioned. Sentence6: All right, a white ford will arrive by 17:30. The contact number is 07655989652. Sentence7: Book me a table for 7 on Thursday at 17:30 and send me a reference number. Thank you. Sentence8: Thank you for using this system! Sentence9: Would you like to book cheap or expensive? Sentence10: No problem, there's the aylesbray lodge guest house which is also in the south area. It's moderately priced, four stars, with parking and internet. Would you like me to book this for you? Sentence11: I don't care what price range it is in. I will need a reference number please for the reservation. Sentence12: Yes I need to book it for 7 people, for 4 nights starting thursday, can I get the reference number? Sentence13: Ok, I've booked a table for 7 at 17:30 on thursday at the good luck chinese food takeaway. Your reference number is LA1YYDOO . Sentence14: Thank you. I will also need a taxi so that I can commute between these two locations and I need it to arrive at 17:30. Sentence15: There are 2 expensive and 1 cheap restaurant matching your criteria. Which price range do you prefer? Sentence16: Let's decide on the lucky star. Unfortunately, that appears to already be booked. Do you want to try one of the others? Question: Who has spoken the sentence 4? (A) User (B) System

Answer:
Answer: (A) User