You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Myself Betty Carter, I am planning to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, please wait for a while.

USER: Sure, I will wait for your kind response.

ASSISTANT: Sorry, we couldn't find any reservation on your name.

USER: Not a big deal, anyway thank you very much for your service.

ASSISTANT: Thank you for availing us.