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

Example Input: Sentence1: It is free admission into the King's college. Sure I can help with that. What is your price range? Sentence2: There is pizza express it's moderately priced, would you like more information or for me to book it for you? Sentence3: That was all I needed, thank you. Sentence4: I was able to book your table. The Reference number is : WA5JKA4G . Is there anything else you needed? Sentence5: Yes. Do you know what their entrance fee is? Also, I need some help finding an Italian restaurant in the centre area. Sentence6: I don't have a price range preference. Sentence7: Thank you! Sentence8: I also need a taxi to travel between King's College and the restaurant. Sentence9: Yes please. I would like the reservation for Thursday at 15:00 for 2 people. Sentence10: I am looking for King's College. Sentence11: May I help you with any thing else? Sentence12: thanks for using our services and welcome anytime Sentence13: Booking completed! Booked car type : blue tesla Contact number : 07982639539 Sentence14: Yes, King's College is in the centre and located on King's Parade. Their phone number is 01223331100. Question: Who has spoken the sentence 8? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: My destination is cambridge. Sentence2: What day will you be traveling? Sentence3: Hey. I'm looking for a train from stansted airport. Sentence4: What is your destination ? Sentence5: I plan to go on tuesday. Sentence6: How many tickets would you like? Sentence7: There are trains departing every hour. TR5077 would get in in at 8:52, does that work for you? Sentence8: That sounds perfect. Can I get the reference number from the booking? Sentence9: I would like 4 tickets. Sentence10: Booking was successful, the total fee is 40.4 GBP payable at the station. Reference number is : WWW231NO . Is there anything else you need? Sentence11: There are several. Do you have a time you need to travel specifically? Sentence12: The train should arrive by 10:00 if at all possible. Question: Who has spoken the sentence 5? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: British food, then. Sentence2: No that was all I needed, thanks so much, goodbye! Sentence3: All right, I'll try that. I need a reservation for a party of 5 at 11:00 on Thursday. Sentence4: We have six. Do you have an area preference? Graffiti, on the west side, is popular. Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : P15GVV9V . Is there anything else I can help you with? Sentence6: I'm needing a place to dine. It needs to be an expensive Brazilian place. Sentence7: You're welcome! Have a great day! Sentence8: Unfortunately, I don't happen to show any restaurants that meet that criteria. Would you like me to try looking for a different price range or cuisine type? Question: Who has spoken the sentence 2? (A) User (B) System
Example Output:
Answer: (A) User