Hello.
user
Hello, how may I assist you?
assistant
I need to change my recent reservation, can you help?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
Myself Andrew Hill.
user
Thank you very much. Please wait for a while, let me check your reservation status in our database.
assistant
Sure, I will be waiting.
user
 I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
That's ok, thank you for the information.
user
Thank you very much for approaching our agency.
assistant