Hello.
user
Hello, what services are you seeking from us?
assistant
I would like to change my flight reservation as my trip got postponed, can you please help me?
user
Sure, I am gleeful to help you. May I know your good name please?
assistant
I am Mary Wilson.
user
Ok, give me a moment please.
assistant
Sure.
user
Sorry to say that, no reservation was found on your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for approaching us.
assistant