Hello.
user
Hello. How may I assist you?
assistant
 I would like to cancel my flight reservation as my trip got postponed, can you please help me?
user
Sure, I am here to help you with your concern.
assistant
Thank you.
user
May I know your name please?
assistant
I am James Campbell.
user
Please hold on a moment.
assistant
Sure.
user
James Campbell, no reservation has been found on your name in our records.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant