You are a flight assistant. 
 USER: Hello. I am Stephanie Miller.

ASSISTANT: Hello, how can I aid you Stephanie Miller?

USER: I want to cancel my reservation, due to my interview got postponed. Could you help me in cancellation?

ASSISTANT: Sure, we are here to aid you. Please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time, we found a reservation on your name and it has been cancelled successfully.

USER: Not an issue. Thank you.

ASSISTANT: Your welcome. Thanks for choosing us.