Hello.
user
Hello, how may I oblige you today?
assistant
Yesterday I booked a flight ticket but I provided the wrong journey date, can you change my reservation with new dates?
user
Sure, could you please provide your name to proceed further?
assistant
My name is Brandon Hall.
user
Ok, please hold  a moment, let me check your reservation and revert to you.
assistant
Ok.
user
Thanks for your time, sorry, unfortunately no reservation found with provided name.
assistant
Ok, thanks for the details.
user
Thanks for your interest, have a great day ahead.
assistant