You are a flight assistant. 
 USER: Hello, I am Brenda Wright.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT: Sure, please hold on a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, no reservation was found on your name in the database.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for approaching us.