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

Example Input: Sentence1: I believe that's all I need. Thanks! Sentence2: It is an expensive restaurant on the west side of town. Would you like me to reserve a table for you? Sentence3: Yes I have many options for you. How about the Tandoori Palace? Sentence4: I'm looking for an Indian restaurant in the west. Sentence5: That might work. What is the price range of Tandoori Palace? Sentence6: Sure, it is located at 68 Histon Road Chesterton in the cb43le post code. Can I help with anything else today? Sentence7: You are welcome. Have a nice day. Bye. Sentence8: No that's OK, but could you give me their address and postcode please. Question: Who has spoken the sentence 1? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: I'm looking for an expensive restaurant in the center of town. Sentence2: Certainly. When would you like your taxi to depart? Sentence3: Is there any Turkish cuisine? If so I need the postcode and the address. Sentence4: No, that will be all, thank you! Sentence5: I need to arrive at Cambridge Contemporary Art by 19:15 please. Sentence6: Okay, have a nice day. Sentence7: I don't really care, what do you recommend? I will need the postcode and entrance fee please. Sentence8: I am also looking for museums in the area. Sentence9: How about Cambridge Contemporary Art? The entrance is free and the postcode is cb21su. Enjoy! Sentence10: There are many museums listed in the centre area, what kind of museum are you interested in? Sentence11: No problem. Your taxi has been reserved. Your driver's contact number is 07035811281 and will be driving a grey toyota. Is there anything else you need today? Sentence12: Thank you. I would also like a taxi to commute between the two places. Sentence13: There are many expensive restaurants in the centre of town, is there a specific type of food you would like? Sentence14: The Meze Bar restaurant matches your tastes. It is located at 196 Mill Road City Centre. The postcode is cb13nf. Question: Who has spoken the sentence 10? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: There is only one hotel in the north area and its address is 365 milton road. Sentence2: i request you to book it for 6 people and 2 nights starting from friday Sentence3: I just need the reff number for the train you booked. Same group of people will be needing tickets. Sentence4: Ok, I'm showing three hotels in the moderate price range with free internet. I suggest the lovell lodge in the north. Sentence5: Booking was successful. Reference number is : PF88WYIU .is there anything you want me to do? Sentence6: No, I think that's everything for now. Thank you. Sentence7: you are welcome any time you need us Sentence8: Was that the Lovell Lodge that was booked? Sentence9: No, as long as it is a hotel and not a guest house. It also needs to have free wifi please. Sentence10: Was there a particular section of town you were looking for? Sentence11: I've got you all booked! You have 6 tickets on the TR9802 for a total of 99.60 gbp and you can pay at the train station. Anything else? Sentence12: I need a moderately-priced place to stay. I don't care about parking. Sentence13: Can I get the reference number please? I think that that will be all I need. Thanks for your help! Sentence14: Yes, i also need to book a train to Cambridge as well. Sentence15: Thank you and have a great day. Goodbye. Sentence16: thanks alot, you are great Sentence17: OK, we have ten trains that day, any time in mind? Sentence18: Can you get me the address to every hotel in the north. Thank you Sentence19: I will get that number for you now. Sentence20: Yes it was, can I assist with anything else? Sentence21: I will be traveling on Friday from London Liverpool Street to Cambridge. Sentence22: Thanks for your help, that's all I needed. Have a good day. Sentence23: welcome anytime you wish to inquire anything Sentence24: Of course. The reference number is FAE4OIMM . Can I help you with anything else today? Sentence25: I would like to leave after 15:30. I will need to book for 6 people. Sentence26: sure, what day are you traveling? Question: Who has spoken the sentence 24? (A) User (B) System
Example Output:
Answer: (A) User