Hello. I am Joseph Turner.
Hello. Joseph, how can I help you?
I have a trip plan, but unfortunately there is a heavy rain fall, due to that reason I want to change my existing reservation, can you help me?
Sure, I am here to help you.
Ok.
Sorry for the inconvenience, there is no reservation found on your name.
It's ok.
Thank you for approaching us, have a nice day.
Thank you for your information.
You are welcome.