Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: You're quite welcome, have a lovely trip! Sentence2: Can you book it for 4 people at 13:15 on wednesday? Sentence3: I would like you to book me four tickets. Sentence4: Sure. There are many trains that day, do you have a specific destination and departure time in mind? Sentence5: Hello, have you heard of the Royal Spice Restaurant by chance? Sentence6: yes that sounds great. Can I get a reference number for that please Sentence7: The same day as the restaurant booking I am going to cambridge and need to arrive there by 09:30. Sentence8: Okay, where would you like to leave from? Sentence9: I have! It serves indian food in the north part of town. Would you like more information? Sentence10: I was able to book you 4 tickets on that train. Your reference number is Y381CZMK . Is there anything more I can help with? Sentence11: I would like to leave from Stevenage Sentence12: I think you took care of everything. Thanks. Take care now. Bye bye. Sentence13: I've got the TR8723 leaving Stevenage and arriving in Cambridge by 08:43. Would that work? Sentence14: I have successfully booked you a table for 4 at 13:15. The table will be reserved for 15 minutes. The reference number is PRXYMNLC . Sentence15: How many tickets would you like me to book? Sentence16: Thanks so much. Could you also help me find a train, for that same day? Question: Who has spoken the sentence 14? (A) User (B) System
A:
Answer: (A) User