Hello.
user
Hello, how may I aid you today?
assistant
I need to modify my previous flight ticket booking that I have booked the ticket with wrong dates, can you please help me with that one?
user
Sure, before proceeding further may I know your name please?
assistant
Thank you for considering my request and my name is Gregory Johnson.
user
Ok, based on your name we haven't found any previous reservation in airline database.
assistant
Ok, that's fine. Thank you for checking my reservation status with in quick time.
user
Thanks for contacting us.
assistant
Welcome.
user