Hello.
Hello. How can I aid you?
As my manager did not approve my leave, I would like to change my recent reservation. Can you aid me with this?
Sure, We are here to help you. May I know your name?
Myself Rachel Wilson.
Give me a minute.
Sure, take your time.
 Sorry, we couldn't find a reservation on your name to change.
That's ok, thank you for checking.
Thank you for reaching us.