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

Input: Consider Input: Sentence1: No I have nothing in particular in mind. Sentence2: Thanks. I am also looking for somewhere to eat near the museum. I'd like to have Chinese food for dinner. Sentence3: Let's do a museum. Can you please send me the postcode, and phone number please. Sentence4: we can do Museum of archaelogy and anthropology, it is in university of cambridge, downing street. code number cb23dz. their phone number is 01223333516 Sentence5: There are 3 options. I recommend jinling noodle bar. Sentence6: Great, now can you also book a taxi for me? I need to make sure I get to the restaurant from the museum in time for that reservation. Sentence7: Booking completed! The car type is a black honda and the contact number is 07016630526. Can I help with anything else today? Sentence8: Thank you and enjoy the city! Sentence9: What time would you like? Sentence10: Thanks, that's it for now! Have a good day! Sentence11: There is lots to see in the centre. Were you looking for a certain type? Sentence12: Booking was successful. The table will be reserved for 15 minutes. Your Reference number is : YNWUFRQ4 . Sentence13: A moderate price range would be best. Sentence14: There are 10 Chinese restaurants in the centre. What is your price range, please? Sentence15: Would you be interested in architecture, a museum, or perhaps theatre? Sentence16: I'd like to find an interesting attraction in the city center. Sentence17: I would like to reserve it for 11:15 for 8 people. Sentence18: That sounds interesting. Can I get reservations for Thursday? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Wait, I might want to change my mind about that restaurant. Are there any that serve food from Corsica? Sentence2: No, there are none fitting that description, sir. Sorry about that. Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : Q91F26L3 . Sentence4: Do you need any further assistance? Sentence5: Royal spice is cheap and looks great. Sentence6: I'm looking for places to eat in the North part of town. Sentence7: Thank you for using our services. Sentence8: You're more than welcome. May I do anything else for you today? Sentence9: Thanks, will you please book a table for 6 people on saturday at 12:45? Sentence10: its called city stop restaurant, serves european food and address is Cambridge City Football Club Milton Road Chesterton Sentence11: No, thank you. No further questions for now. Goodbye. Sentence12: I figured, my wife asks me odd random question sometimes, had to check. I am all set, thanks. Sentence13: I need a cheap place, please. Sentence14: Perfect! Thank you for all of your help. Sentence15: No, it is expensive. Sentence16: Is it a cheap restaurant? Question: Who has spoken the sentence 9? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: do you know the lensfield hotel? I need their phone # and how many stars do they currently have? Sentence2: Certainly, where is your place of departure and arrival? Sentence3: I need a train on Tuesday that arrives by 16:45. Sentence4: The lensfield is a 3 star hotel and the phone number is 01223355017. Would you like to make reservations there? Sentence5: No thank you. That's all I need for now. Sentence6: I have train TR1395 that leaves at 13:39 and will arrive in Cambridge by 15:07. Would that work for you? I would be happy to book your ticket. Sentence7: Your train booking was successful. You can pay the fee of 33.2 at the station. Your reference number is 14AXWO0V . Sentence8: Ok. Enjoy your stay. Sentence9: For two people please. I will need the reference number. I also want to stay at the Lensfield hotel. Sentence10: I want to depart from London and arrive in Cambridge. Sentence11: london liverpool street. Sentence12: london kings cross or london liverpool street? Question: Who has spoken the sentence 8? (A) User (B) System


Output: Answer: (A) User