Hi. Joseph Perez here.
user
Hello Joseph, how can I assist you?
assistant
I would like to change my existing reservation because while booking I gave wrong airport codes, so can you help me for that?
user
Sure. Please wait a minute.
assistant
Ok.
user
Sorry, I have not found any reservation by your name.
assistant
Oh! it's ok, no problem. Thank you for your services.
user
It's my pleasure. Most welcome.
assistant