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

Example Input: Sentence1: Yes, that sounds like a good choice. Can you book it for me for 3 people starting Saturday? Thanks Sentence2: I was able to book the hotel for you. The reference number is BTTS9GYC . Is there anything else I can help you with today? Sentence3: There are eight accomodations of the hotel type with free parking. What part of town do you prefer? Sentence4: I need a train from norwich to get to the hotel by 16:30. Sentence5: The Cambridge Belfry is an inexpensive, 4 star option on the west side with free wifi and free parking. Sentence6: The west, please. And can I get free wifi? Sentence7: Okay I have a train tat gets to Cambridge at 15:35. Would you like me to book that for you? Sentence8: It doesn't really matter, just need to get there by 16:30. Sentence9: I want a place to stay. Find me a hotel that includes free parking. Sentence10: I have several available. When do you want to leave? Sentence11: I would like to stay for 3 nights. Sentence12: Sure, I can do that. How many nights would you like it for? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Thats all for today! Thanks so much! Sentence2: TR1039 departs from Ely at 13:35, arriving in Cambridge by 13:52. Does this work for you? Sentence3: Sounds great, can you book it for 7 people for 4 nights starting saturday? Sentence4: The location doesn't matter, but I'd like it to be 4 stars. Sentence5: Thank you I also need to find a cheap guesthouse to stay at. Can you help me find one? Sentence6: Hi, I'm looking for a train going to Ely from Cambridge. Sentence7: Have a nice day. Sentence8: Okay! How about Allenbell? Sentence9: That sounds great. I would like to book it for 7 people. I will also need the reference number Sentence10: You have 9 options available. Would you like to narrow it down by location? Sentence11: Your room has been booked. Your reference number is ELA3CIDM . Sentence12: There are 70 possible trips. You can leave as early as 5:35 and as late as 23:35. The trip is 17 minutes. What time of day would you prefer? Sentence13: I need to leave on Wednesday after 12:00 please. Sentence14: Booking was successful, the total fee is 35.2 GBP payable at the station .Reference number is : JD1P380X . Question: Who has spoken the sentence 5? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Sure, we have Chinese, Indian, Italian or Mexican that you could choose from. Sentence2: I'd like to make it for Wednesday. Can you include the reference number? Sentence3: Okay, how about the good luck chinese food takeaway? Will that work for you? Sentence4: Yes, that sounds good! Book a table for 3 at 13:45 please. Sentence5: I need a hotel in the same price range as the restaurant that has free parking and free wifi for the same group for 3 nights starting from the same day. Sentence6: There are 5 results matching your requirements. What area of town would you like? Sentence7: The area does not matter. Just the criteria I stated. It will be starting Wednesday. Sentence8: I'll be happy to help you with that. What day would you like the reservation for? Sentence9: Please find me an expensive place to dine on the South side of town Sentence10: Yes I will book it for you and get a reference number ? Sentence11: How about chinese. Sentence12: Ok and for how many days ? Sentence13: how about 1 nights. Sentence14: If you can book it for my group, I need it for 3 nights starting on Wednesday. Sentence15: How about the University Arms Hotel? It has free parking and wifi, and it's a 4 star rated hotel. Sentence16: Your reservation is all set for Wednesday. Your reference number is 68X7U9IG . Is there anything else I can help you with? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output:
Answer: (A) User