Hello.
Hello, how may I provide assistance to you?
 I am Emily Walker want to cancel my reservation due to heavy snowfall. Can you help me in cancelling my ticket?
Sure, we are here to help you.
Thank you.
Please  wait for a while. We found a reservation on your name, Shall I proceed with cancellation?
Please cancel my reservation.
Ok, your reservation has been cancelled.
Thank you for the help.
Thank you for reaching us, have a good day.