Hello.
user
Hello, How may I assist you?
assistant
My name is Ruth Taylor. I would like to change may existing reservation. Can you please check if any reservation is found on this name?
user
Thanks for providing your name, Let me check the availability of the existing reservation with your name.
assistant
Sure.
user
Sorry, We did not find any existing reservation with your specified name to change.
assistant
OK. Thanks for your information.
user
Thank you for contacting us, Have a great day.
assistant