Hello.
Hello, how can I assist you at this moment?
Can you please assist me to cancel my existing reservation? Because I am unable to catch the flight due to some health issues.
Sure, I am happy to help you with that.
Thank you.
Can I have your good name please to check your reservation status?
My name is Nicholas Roberts.
Ok,  please wait a moment.
Ok, take your time. I will wait for your reply.
Sorry to inform you that no reservation has found under your name to cancel.
It's ok, not a problem with that. Thanks a lot for providing the information.
Thank you for choosing us, have a good day.