Hello, I am Sandra Taylor.
user
Hello, how may I aid you?
assistant
I want to change an existing reservation, can you please help me in that?
user
Sure, I am here to help you. Please wait for a while.
assistant
Sure.
user
Thanks for your time, there is no active reservation found in your name.
assistant
That's ok, not a problem. Thanks for your information.
user
Thank you for choosing us.
assistant