Hi.
user
Hello. How can I help you now?
assistant
 I am Stephen Lewis.
user
Ok.
assistant
I want to change my reservation, can you please help me in that?
user
Sure, I will help you with that. Sorry Stephen, there is no reservation found on your name.
assistant
That's ok.
user
Thank you for approaching us, have a nice day.
assistant
Thank you for your help.
user
You are welcome.
assistant