Hello, my name is Ronald Allen.
Hello. How may I render you today?
I would like to change my existing reservation as my plan to go on a trip got postponed. Can you help me with it?
Sure, just a moment I will check the reservation list.
Sure.
Thanks for waiting, sorry to say this there is no reservation found on this name.
It's ok, thank you for the information.
you're welcome. We are glad to serve you again.