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

Example input: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example output: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system
Q: Sentence1: I would like this train to be on the same day of the restaurant booking and arrive by 8:00. Sentence2: Booking was successful. The table will be reserved for 15 minutes. Your Reference number is : 4M02K9XY . Sentence3: I can book passage for you on TR5163, arriving in cambridge at 7:35 on Sunday. How many tickets do you need? Sentence4: I'm glad I could help. Have a wonderful day! Sentence5: There are two trains you can take, one leaves at 10:16 and arrives at 11:35, or there is one that leaves at 11:16 and arrives at 12:35. Sentence6: I would like to know the approximate travel time and price per ticket for this particular train. Sentence7: Thanks. Looks like that's all I need today. I appreciate your help. Sentence8: It costs 14.08 pounds per ticket, and the travel time is 79 minutes. Sentence9: Kymmoy is an asian oriental restaurant located at 52 Mill Road City Centre. It is in the expensive price range. Would you also like their phone number? Sentence10: sure, and could you book a table for 3 at 12:45 on sunday. I would also like the reference number as well, thank you Sentence11: I am looking for a train going to Cambridge departing from Norwich. Sentence12: Absolutely. Can you provide me with more specifics to narrow down your search? Sentence13: Thank you! Would you also be able to book a train for me? Sentence14: I'd like some information on a restaurant called Kymmoy, please. Question: Who has spoken the sentence 11? (A) User (B) System
A:
Answer: (B) System