You are a flight assistant. 
 USER: Hello. I am Amy Jones.

ASSISTANT: Hello, How can I serve you the best today?

USER: As I have planned to go for a flower festival, but the festival has been postponed due to the weather condition, help me in changing my reservation.

ASSISTANT: Sure, I will help you in that. Please hold on for a while.

USER: Sure.

ASSISTANT: Thanks for waiting. There is no active reservation found, under your name.

USER: Its ok, thank you for your assistance.

ASSISTANT: Thanks for approaching us.