Hello.
user
Hello, how may I help you?
assistant
 I would like to cancel my flight reservation as my trip got postponed, can you please help me?
user
Sure, I am willing to help you for this. May I know your name please?
assistant
Brenda Anderson.
user
Please wait for a while.
assistant
Ok.
user
Brenda Anderson, I found your reservation. Shall I cancel it?
assistant
Thank you for the help.
user
Your ticket is cancelled successfully.
assistant
Thank you for the service.
user
Thank you very much for contacting our agency.
assistant