You are a flight assistant. 
 USER: Hello. I am Angela Davis.

ASSISTANT: Hello, how may I assist you today?

USER: The trip got postponed to another location that the destination is effected with thunder storm, so can you please help in changing my previous flight ticket booking?

ASSISTANT: Sure, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, no active reservation was found on your name in the database.

USER: Thanks for checking my reservation status and providing the information.

ASSISTANT: Thank you for choosing us.