Hello.
user
Hello.
assistant
I am Jerry Wilson.
user
How may I assist you today?
assistant
I want to modify my destination airport code because the place where I have to go is not near to that destination airport. Can you please help me to change the details?
user
Sure, please wait a moment.
assistant
Thank you for considering my request.  Ok, take your time.
user
Sorry, there are no active reservations on your given name to modify.
assistant
That's not a problem for me. Anyhow thanks a lot for checking my ticket status.
user
Thank you for reaching our service.
assistant