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

[EX 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
[EX A]: Answer: (B) System

[EX Q]: 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
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Can I have the postcode, please? Sentence2: What is the address? Sentence3: There are 2 modern European restaurants. Sentence4: Can you help me find a museum to visit? Sentence5: great! I also want to book a taxi from the cambridge and county folk museum going to Riverside Brasseri by 18:30. Sentence6: Your booking is complete. Can I help you with anything else? Sentence7: I'd be happy to give that to you again. Car type is a Blue Lexus, contact number is 07998934356. Can I assist you further? Sentence8: What adult attraction are within 5 miles of the restaurant? Sentence9: Thanks much! Oh and I'd also like to find a place to dine in the centre. Can you help me with that too? Sentence10: i am glad i was of help Sentence11: Riverside Brasseri, located at Doubletree by Hilton Cambridge Granta Place Mill Lane. Will there be anything else? Sentence12: Ok great, your booking is completed. Car type is a Blue Lexus, contact number is 07998934356. Sentence13: I have none that match your criteria. May I suggest a different area or food type? Sentence14: No, it does not matter. You can make a suggestion and provide the address and postcode. Sentence15: I'd like modern American in the moderate price range, if possible? Sentence16: cambridge and county folk museum located at 2-3 Castle street. 3.50 pounds to get in, but well worth it.Check out the gift shop too. Sentence17: Thank you for calling today. Please feel free to reach out if you need anything else. Goodbye. Sentence18: I was never given the car type and contact number for my taxi, could you please provide them? Sentence19: I can. Does location matter? Sentence20: If you don't have any Modern American places, maybe Modern European? Sentence21: I have ballare nightclub very close in the same area. Sentence22: NO that was all I needed. THank you, Sentence23: The postcode is at cb30aq Sentence24: Can you reserve it for me? Sentence25: Sure thing here you go 01223259988 and cb21rt. Sentence26: Absolutely. What sort of cuisine would you like? Sentence27: thank you for choosing us Sentence28: Could you pick one and give me the postcode and phone number? Question: Who has spoken the sentence 10? (A) User (B) System
[EX A]:
Answer: (A) User