Hello.
user
Hello, how can I serve you today?
assistant
Can you please change my existing reservation from HOU to LAS in origin code?
user
Sure, may I know your good name?
assistant
Myself Susan Gonzalez.
user
Please wait for a moment. I will check and get back to you.
assistant
Ok.
user
Thanks for waiting, sorry to say that, no reservation was found with your name.
assistant
Ok, fine thank you for your information.
user
Thanks for choosing us.
assistant