You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

[Q]: Sentence1: Sorry about that, i'm leaving from norwich. Sentence2: Brookshite? Can you please repeat that? Sentence3: You are more than welcome! Sentence4: Ok. I can help you find a train. Where will you be departing from? Sentence5: ive boked that for you trainID departure destination day leaveAt arriveBy price duration book (optional) TR9900 norwich cambridge friday 05:16 06:35 17.60 pounds 79 minutes Sentence6: Thank you for your help Sentence7: I will be leaving from Brookshite. Sentence8: You're all set! The reference number is 44LHUSZT . Sentence9: I'm looking for a train going to cambridge. Sentence10: Yes please book that and I need the reference number. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I sure can. I found a 3 star hotel and a 4 star hotel. Do you have a preference? Sentence2: Great, thank you for your help. Sentence3: Thank you , good day to you. Sentence4: You are very welcome! Is there anything else I can help you with? Sentence5: How about the Gonville Hotel located in the centre of town is in the expensive price range? Sentence6: Good afternoon, can you help me find an expensive place to stay in the town centre? Sentence7: It should be a hotel type hotel not a guesthouse Sentence8: Yes, that sounds good. Could you reserve a room for 5 people checking in on Saturday? I think we'll stay for 3 nights. Sentence9: Booking was successful. Reference number is : KRJNYV0Q . Sentence10: No, that will be all. Thank you. Question: Who has spoken the sentence 6? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Yes, I will need a taxi to go between the two places. Sentence2: Booking was successful. The table will be reserved for 15 minutes. Reference number is : PURZ5YVG . Is there anything else I can help you with? Sentence3: Yes please. I need it for 5 people for 4 nights staring from Thursday. Sentence4: The acorn guest house is a nice guesthouse. Would that work? Sentence5: I would also like more info about Pizza Hut in the city center. Sentence6: Depart the hotel and arrive at restaurant by booked time. I need car type and contact info Sentence7: I am looking for a good hotel in north Cambridge. Sentence8: Please specify for the taxi which location you'll depart from and which is the destination. Also I need a time to leave at or arrive by Sentence9: Does it have a 4 star rating? I would like a place with four stars? Sentence10: Yes it does. Would you like to book? Sentence11: The booking was successful. Your reference number is : A9VM6FAU . Is there anything else I can do to assist you today? Sentence12: Yes, I want a reservation for thursday at 19:30 and 5 people. Give me the reference number please. Sentence13: Can I help you with anything else? If not, goodbye have a nice day Sentence14: There is a Pizza Hut on Regent Street City Centre. Would you like me to make a reservation for you? Sentence15: Thank you very much. Sentence16: I have made that booking for you. It will be a white ford and the contact number is 07171542462. Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User