Hello.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, may I know your name for the changing process?
assistant
I am Stephen Jones.
user
Thank you, please wait for a moment. Sorry, as per your concern I can not amend your reservation as your reservation is not found as per our records.
assistant
Ok, no problem.
user
Welcome, thank you for reaching us.
assistant
Thank you for your information.
user