You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can 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 here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, myself Joshua Edwards.

ASSISTANT: Thanks for your name, please wait.

USER: It's ok, I will wait.

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

USER: Sure, please proceed with cancelling.

ASSISTANT: Ok, your reservation is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.