Hi.
user
Hello, how can I best support you now?
assistant
I want to change my existing reservation due to some official work.Can you help me for this one?
user
Sure, I would be glad to serve you. Before proceeding further, may I know your name?
assistant
Sure,Timothy Turner here.
user
Sorry Timothy Turner. Based on your name we haven't found any previous flight reservation in airline database.
assistant
No issues, thank you for the information.
user
Thanks for approaching us.
assistant