You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, please check the  reservation with my name Jason Hill.

ASSISTANT: I cancelled your reservation successfully under your name.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.