Is this what is needed for this format?
Rule: Flight winners will automatically earn 5/8 payouts. If for any reason a flight winner is unable to play in their next semi-final match the next highest finishing alternate available will advance instead. If a flight winner or alternate fails to show or compete in a semi or finals match a forfeit will occur, the opponent will be given a win, and the forfeiting player will not receive the loser's payout for the forfeited match. In all cases players will only be paid for completed matches.
Rule: Flight winners will automatically earn 5/8 payouts. If for any reason a flight winner is unable to play in their next semi-final match the next highest finishing alternate available will advance instead. If a flight winner or alternate fails to show or compete in a semi or finals match a forfeit will occur, the opponent will be given a win, and the forfeiting player will not receive the loser's payout for the forfeited match. In all cases players will only be paid for completed matches.