Hello.
Hello, how can I assist you?
There is a slight change in my existing reservation, can you please help me?
Yes, I am here to help you. May I know your name please?
Myself Ronald Robinson.
Ok, please stand by.
Sure.
Thank you for your time, sorry we didn't find any reservation on your name.
No issue, anyway thank you for checking.
Thank you for reaching us, have a nice day.