Hi.
user
Hello, how may I serve you at this moment?
assistant
Can you please help me in changing my flight reservation?
user
Sure, may I know your name please?
assistant
My name is Joshua Davis.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry to inform you that, we could not find any reservation on your name.
assistant
Not an issue. Thank you for checking.
user
Thank you for approaching us.
assistant