ok i think it will be nice if u had 2 flight on the same route for ex FLL-CLT one leaveing at 8am on a B733 and one leaving at 3pm B757 and if you have to or the systim has to cansel the 8AM flight you can rebook thoes people on the 3PM flight… :) and on a side note nonreving for your employess as well as to be ale to hire more emplyess as u want not by aircraft or by opeing a new station.