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

Example Input: Sentence1: The hotel should be in the moderate price range and should include free wifi. Sentence2: Booking was successful. Reference number is : WJFFGVWD . Is there anything else I can help you with? Sentence3: I've found several hotels in the moderate price range. Is there a specific area of town you're looking to stay in? Sentence4: How about the Acorn Guesthouse? Free wifi and moderate price range. Sentence5: Sure, book me for 2 people for 5 nights starting on Monday? Sentence6: That will be all. good bye. Sentence7: Yes, I'm looking to stay in the north. Sentence8: I am actually looking for a hotel. Is the Acorn Guesthouse listed in that type? Sentence9: No, it is not. How about Ashley hotel? Sentence10: I'm looking for lodgings that are moderately priced. Sentence11: Good bye, enjoy your stay. Sentence12: I've found 11 possibilities for you. Would you prefer a guest house or a traditional hotel? Question: Who has spoken the sentence 4? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: yes that works. I also need a taxi to get between the guest house and restaurant. Sentence2: I'd also like the hotel type and internet status, please. Sentence3: found it, de luca cucina and bar is modern european centre of moderate price range. phone number is 01223356666 code,cb21aw and is located on 83 Regent Street Sentence4: Thank you, I want to book a table for 8 people at 11:30 on saturday. Sentence5: No just need the address and do they have free internet? I am also looking for a nice place to eat called the de luca cucina and bar Sentence6: It is a guesthouse, cheap, wifi and parking. Would you like to reserve it? Sentence7: Worth House has internet and parking. Will that work for you? Sentence8: Ok, a black bmw will pick you up in time to arrive for your reservation at de luca cucina and bar. The taxi's number is 07228077167. Anything else? Sentence9: Found it! It is located in the north and it is cheap. Would you like to make a reservation? Sentence10: Thanks. What was the address for Worth House? Sentence11: warkworth terrace is the address, anything else? Sentence12: Thank you, please contact us again if you'd like additional assistance. Have a great day! Sentence13: I'm looking for a hotel named Worth House Sentence14: That is all thanks for your time. Sentence15: Is that a hotel or guesthouse? And, do they have free internet? Sentence16: I was able to book it the reference number is 3EZLDF7Q . Question: Who has spoken the sentence 8? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Something in the north, please. Sentence2: Byard Art is located at 14 king's parade. The post code is 01223464646. You can reach them at 01223464646. Sentence3: Ok, I have 17 options for you. What area are you looking for? Sentence4: Are there any in the South? Sentence5: Sure! The postcode and phone number are 01223240089 and 01223240089. Sentence6: Sure, I can help you find one. Is there a certain part of town you were looking to visit? Sentence7: You're welcome! Have a great day. Sentence8: Thanks so much. I am also looking for a museum I could visit. Sentence9: Can I have the phone number, postcode and address please? Sentence10: Great there's the byard art museum there! Sentence11: Wait, I'm staying in the south, that would make more sense. How about a museum in the south? Sentence12: I have two in the south in your price range. One is a 4 star guesthouse and the other is a 3 star guesthouse. Would you like more information? Sentence13: Can you let me know the postcode and phone number of the 4 star guesthouse? Sentence14: I'm sorry. I'm not finding any matching attractions. Would you like to try a different area? Sentence15: I'm looking for a moderately priced hotel that includes free wifi. Sentence16: Awesome, that covers it all. You were very helpful. Question: Who has spoken the sentence 14? (A) User (B) System
Example Output:
Answer: (A) User