Hello.
user
Hello, how may I support you?
assistant
I would like to change my flight reservation as my trip got postponed, 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
Dorothy Baker.
user
I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
Not an issue, thank you for the information.
user