Hello.
Hello, how can I assist you at this moment?
I am Ruth Thomas, I want to change my reservation due to heavy rainfall at my place. Can you please help me?
Sure Ruth Thomas, I am happy to help you with that.
Thank you.
Please wait a moment to  check your reservation status.
Sure.
Sorry Ruth Thomas, no reservation has found under your name to change.
Ok, thank you for informing me.
Thank you for choosing us, have a good day.