Hi.
user
Hello, how may I assist you?
assistant
Can you please help me to change my existing reservation?
user
Sure, may I know your good name please?
assistant
I am Shirley Lopez.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
That's ok, thank you for checking.
user
Thank you for approaching us.
assistant