Hello.
Hello, how can I assist you?
Due to some urgent entrepreneurship meeting, I am willing to change my existing reservation. Can you please help me for this?
       Sure, I am here to help you. May I know your name please?
I made a reservation by this name Mary Turner.
Ok, please stand by I will get back to you.
Sure.
Thank you for waiting, sorry no reservation found on your name.
That's ok. Thank you for your information.
Thank you for reaching us, have a nice day.