Hello.
user
Hello. How can I help you?
assistant
I need to do some changes in my previous flight booking that I have booked a ticket with wrong airport codes, can you please help me with that?
user
Sure, may I know your name please?
assistant
I am Anthony Thomas.
user
I am sorry no reservation found on your name.
assistant
That's ok, thank you for checking.
user
Thank you for choosing us.
assistant