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

[Q]: Sentence1: No that will be all! Thank you very much! Sentence2: Done! Your table will be reserved for 15 minutes. Your reference number is 5XFZM2KU . Is there anything else that I can help you with? Sentence3: Sure, they are all expensive though. I love Tandoori Palace located at 68 Histon Road Chesterton. Sentence4: Is there anything else you need? Sentence5: They do not have an entrance fee listed, but you can always call and find out. Sentence6: Thank you for using our services. Have a great day! Sentence7: Okay, thank you for your help! Sentence8: Nevermind - I don't need the taxis after all. Can you help me find a place called tenpin, instead? Sentence9: Can you book a reservation for 8 at 14:45 on Friday? Sentence10: Can you provide me with the telephone number and book two taxi cabs to the restaurant Sentence11: Can you tell me what their entrance fee is? Sentence12: is there anything else i can help you with? Sentence13: Tandoori Palace's phone number is 01223506055. Please give me the taxi departure day and time and I'll be more than happy to book one for you Sentence14: Can you help me find a indian restaurant in the west? Sentence15: Tenpin is an entertainment venue in the south. They are located at Cambridge Leisure Park, Clifton Way. Their postcode is cb17dy. Their phone number is 08715501010. Sentence16: That sounds perfect! Thank you. Question: Who has spoken the sentence 15? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: The address for Little Seoul is 108 Regent Street, City Centre. Is there anything else I can help you with? Sentence2: Yes, I would like both the phone number and the postcode please. Sentence3: I'm looking for an expensive restaurant in the centre if you could help me. Sentence4: I got that backwards. Need a train leaving Kings Lynn after 9:15 and arriving in Cambridge sometime on Saturday. Sentence5: There is a Korean restaurant called Little Seoul located at 108 Regent Street City Centre. Would you like their phone number? Sentence6: TR2514 leaves at 10:11 and arrives at 10:58. Will this one work for you? Sentence7: Sure. Could you tell me the exact travel time? Sentence8: Sure. The travel time for TR2514 is 47 minutes. Anything else I can help you with today? Sentence9: I sure can. There are lots of choices. Are you looking for a particular type of food? Sentence10: Have a wonderful day yourself. Goodbye. Sentence11: Can I also have the address please? Sentence12: that is it for today. good day thank you Sentence13: I also want to see the travel times for a train going from Kings Lynn from Cambridge on Saturday. It should leave after 09:15. Sentence14: Is there a time you would like to arrive by? Sentence15: The phone number for little seoul is 01223308681, postcode cb21dp. Can I help you with anything else today? Sentence16: No, not really. I think I'd like to try something different. Could you suggest something? Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I have several options, would you like me to book that for you. How many passengers would you have? Sentence2: I do have one place. Gourmet Burger Kitchen is expensive and in the centre. Do you need a reservation? Sentence3: Good day, enjoy your time in Cambridge. Sentence4: Yes please. I need to book for 8 people. Sentence5: Thank you that will be all. Bye! Sentence6: Yes, please. Is there something available for 13:15 on Saturday for all 8 people in my group? Sentence7: Yes. I want to eat at an Indonesian restaurant in the center area of town. Sentence8: I'm leaving from birmingham new street on saturday. Sentence9: I'm not sure it that option will work for me. I need the train to go to Cambridge and arrive by 9:00. Sentence10: Yes, let's try North American food, please? Sentence11: Ok. I can help you with both of those. Where will you be leaving from? Sentence12: TR7802LEAVES 09.40. WHAT KIND OF FOOD DO YOU WANT Sentence13: Booking was successful. The table will be reserved for 15 minutes. Reference number is : Z4WQXEDR . Is there anything else? Sentence14: Booking was successful, the total fee is 480.64 GBP payable at the station . Reference number is : LW32MFA7 . is there anything else i can help you with? Sentence15: I'm sorry there are no matches. Would you like me to check a different area or food type? Sentence16: Hi, I am looking for some train information for my trip. Also, I can't wait to try some of your local restaurants. Question: Who has spoken the sentence 14? (A) User (B) System
[A]:
Answer: (A) User