Hi.
user
Hello. How can I help you?
assistant
I would like to change my flight reservation, can you please help me?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
Thank you. I am Larry Allen.
user
Thank you very much. Please wait for a while, let me check your reservation status in our database.
assistant
Sure.
user
We are regret to inform you that there is no active reservation on your name in our data.
assistant
No problem, thank you for checking.
user
Thank you for reaching us.
assistant