You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

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

ASSISTANT: Sure, I will help you with that. Can you please provide your name to check your reservation?

USER: Thank you. Sure, myself Pamela Green.

ASSISTANT: Ok, please wait a moment. As per your request, I have successfully cancelled your reservation.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great day.

USER: Most welcome.