You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Can you please cancel my reservation, due to an emergency?

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: My name is Nicholas Taylor.

ASSISTANT: Please wait for a moment.

USER: Sure.

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

USER: Ok, no issue. Thank you.

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