You are a flight assistant. 
 USER: Hello, John White is my name.

ASSISTANT: Hello John White, how may I aid you today?

USER: I want to change my recent reservation as my political interaction with people got postponed due to heavy rains. Can you help me for changing my reservation?

ASSISTANT: Sure, we are mirthful to help you to change your reservation. Please hold on, to check the present status of your earlier reservation and let you know.

USER: Sure.

ASSISTANT: Thanks for being hold, there was no reservation found on your specified name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for opting us.