Hello.
Hello. How can I aid you?
Can you please help me in changing my existing reservation to Boston? As my meeting got postponed at Boston.
Sure, I am here to do that.
Thank you.
Please, wait for a while.
Sure.
May I know your name please  to proceed?
My name is Amanda Taylor.
Sorry, no reservation was found on your name.
Ok, not an issue. Thank you for providing information.
Thank you for reaching us.