You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: Myself Barbara Williams, can you help me in cancelling my reservation?

ASSISTANT: Sure, I am gleeful to help you. Please wait for a few minutes.

USER: Thank you for considering my request. Sure, I will wait.

ASSISTANT: Thanks for your time, we are sorry to inform you that no reservation was found on your name to cancel.

USER: Not an issue with that, anyways thank you for the information.

ASSISTANT: Thank you for contacting us.