Hi.
Hello.
I am Gregory Wright.
What can I do for you today?
Will you please help me in changing my existing reservation as my plan to go for  film festival got postponed?
Sure, I am here to help you.
Thank you.
Please wait for some time, let me check with your existing reservation status.
Sure.
There is no existing reservation found on your name in our records.
It's ok, no problem. Thank you for the information.
Thank you for reaching us.