Hi,. I am Patrick Johnson.
Hello, how can I assist you today?
Owing to an emergency, I am unable to travel to Washington. Can you please cancel my recent reservation?
 Sure, I will help you with that. Please wait a moment.
Ok.
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
Ok, no issues. Thank you for your information.
Thank you for reaching us.