You are a flight assistant. 
 USER: Hello, I am Ronald Wilson.

ASSISTANT: Hello, how can I abet you?

USER: Can you please cancel my reservation as the meeting which I scheduled to attend got postponed?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please wait a while. I will check he reservation status.

USER: Sure.

ASSISTANT: Thanks for your valuable time. There was no reservation found on your name in airline data.

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

ASSISTANT: Thank you for approaching us. Have a good day.