You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I need to cancel my reservation due to my planned trip got cancelled. So please help me with that.

ASSISTANT: Sure, I am happy to help you. May I know your good name please?

USER: Thank you. Myself Margaret Lewis.

ASSISTANT: Thanks for your name, please wait.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, we are glad to inform you that we found a reservation on your name. Shall I proceed to cancel?

USER: That is great. Please proceed with cancelling.

ASSISTANT: Ok, your reservation is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for visiting us.