Hello,.
user
Hello, How can I assist you?
assistant
I Want to change my existing reservation. Can you help me with this?
user
Sure, I am here to help you.
assistant
I Am Stephen Young.
user
Thank you for providing your name, Please wait a moment I will check the available reservation with your name. Thank you for being online, There are no flights available with your name.
assistant
OK That's fine. Thank you.
user
Thank you, Have a nice day.
assistant