You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Nicholas Smith and I want to cancel my reservation.

ASSISTANT: Sure, please allow me a moment to check for the status.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting. Sorry to say, there is no active reservation have been found under your name in our database to cancel it.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.