Hello.
Hello. How can I aid you at this moment?
I am Margaret  Miller here. I need to cancel my reservation, due to the inconvenience of travel dates. Can you please help me out?
Sure, I will help you with that.
Thank you for your quick response.
Please hold on a moment, I will check your previous reservation status.
Sure, I will wait for your information.
I have found your reservation and cancelled successfully.
Thank you for cancelling my reservation.
Thank you for contacting us, have a good day.