Hello.
user
Hello, how may I assist you?
assistant
Can you please help me in changing my existing reservation?
user
Sure, may I know your good name please?
assistant
Myself Lisa Perez.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
Not a big deal, anyhow thank you very much for checking the reservation status.
user
Thank you for approaching us.
assistant