Hello.
Hello. How can I aid you?
Due to inconvenience of my work, I want to change my reservation. Can you please help me for that?
Sure, We are here to help you. May I know your name?
My name is Joseph King.
Give me a minute.
Ok.
  Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
Anyway, thanks for the information.
Thank you for reaching us.