You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: Can you help me to cancel my reservation?

ASSISTANT: Sure. May I know your name?

USER: Sure, my name is Jason Johnson.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT:  Thanks for being waiting, We didn't found any reservation by this name.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for opting us.