You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please cancel my reservation as my meeting was cancelled?

ASSISTANT: Sure, I will help you with that. May I know your good name?

USER: Myself William Turner.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait.

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

USER: Ok, no problem. Thank you so much.

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