You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Steven Martin.

ASSISTANT: How can I aid you?

USER: I need to cancel my reservation due to some crisis in my location, can you help me out?

ASSISTANT: Sure, I am glad to help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Please allow me a moment to check for your previous reservation status is active or not.

USER: Sure, take your own time.

ASSISTANT: Sorry Martin, there is no active reservation have been found under your name in our database to cancel it.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.