You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you. May I know your name?

USER: Thank you. Sure, myself Robert Young.

ASSISTANT: Ok, please wait a minute.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, we found reservation on your name and it has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you.

USER: Most welcome.