Hello.
Hello. How can I serve you?
I need to modify my previous flight ticket booking, can you please help me with that one?
Sure, I can help you.
Thank you for considering my request.
May I know your name?
Sure, my name is Linda Perez.
Please wait a while.
Yes, take your own time.
 Sorry, we couldn't find a reservation on your name to change.
Not a problem, thank you for checking my reservation status.
Thank you for picking us.