Hi.
Hello, how can I help you now?
I need to amend my exiting reservation due to an emergency, can you please help me?
Ok,  may I know your name to check with reservation status please?
Sure, my name is Rachel Carter here.
Ok, please be on hold for a while.
Sure, I will wait.
I am very apologetic to inform you this but there is no reservation available by your name.
Ok, not an issue.
Thank you for choosing our services.
Thank you for your information.
Have a nice day.