You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I want to cancel my reservation due to some emergency issues, will you please help me to cancel?

ASSISTANT: Sure, I will help you with cancellation.

USER: Ok.

ASSISTANT: May I know your good name?

USER: Sure, I am Nancy Scott.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your good name in our system data.

USER: No worries, thanks for your prompt response.

ASSISTANT: Thank you for reaching us, we hope see you again.