Hello.
user
Hello, how can I assist you?
assistant
I want to change my destination airport code in my existing reservation, can you please help me out?
user
Sure, may I know your name to fetch your details from our database?
assistant
Sure, my name is Brian Brown.
user
Thank you for providing your name, we regret to inform you that there is no reservation found on your name.
assistant
It's ok, thank you for the information.
user
Thank you for contacting us.
assistant