Hello.
user
Hello, how can I aid you?
assistant
 I would like to cancel my flight reservation as my trip got postponed, can you please help me?
user
Sure, i can help you with that. May I know your good name please?
assistant
Benjamin Parker.
user
Ok, please wait for a while.
assistant
Ok.
user
Benjamin Parker, there is no active reservation found under your name to do cancellation.
assistant
Not an issue, thank you for the information.
user
Thank you for choosing us.
assistant