You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am Anthony Wilson. Can you please cancel my reservation as the meeting which I have scheduled to attend got postponed?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please give me a minute, I will check the status and revert to you.

USER: Sure.

ASSISTANT: Thank you for being patient, we did not find any reservation on your name in our database.

USER: It's ok, thank you for your information.

ASSISTANT: Thank you for contacting us.