Hello.
user
Hello. How can I aid you today?
assistant
I would like to do some changes in my existing reservation. Can you help me for that?
user
Sure, I am here to help you.
assistant
Thank you.
user
May I know on whose name the ticket has been reserved formerly?
assistant
My name is Michael Adams.
user
Sorry Michael Adams, there are no flights reserved on your given name.
assistant
That's ok, thank you for checking.
user
Welcome, thank you for choosing us. Have a great day.
assistant