You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: Sure, I am Debra Thompson.

ASSISTANT: How can I oblige you Debra Thompson?

USER: Due to some technical issues my board meeting has been cancelled. Please cancel my ticket.

ASSISTANT: Sure, please give me a minute to check the reservation list.

USER: Sure.

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

USER: Ok, Thanks for your help.

ASSISTANT: Thank you for approaching us.