You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Sharon Turner, I want to cancel my reservation as my meeting is cancelled.

ASSISTANT: Ok.

USER: Can you cancel my reservation?

ASSISTANT: Sure, I am here to serve you. Please, wait for a while.

USER: Sure.

ASSISTANT: Thanks for being patience. Sorry to inform you that, there is no reservation found on your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for availing us.