Hi.
user
Hello, how may I assist you?
assistant
Can you please help me in changing my existing reservation?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
I am Anthony Williams.
user
Thank you very much. Please wait for a while, let me check your reservation status in our database.
assistant
Ok.
user
 I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
No issues, thank you.
user
Thank you very much for approaching our agency.
assistant