Planes from Allegiant Air.Tom Williams/CQ Roll Call via Getty ImagesAn Allegiant Air passenger claims she and her son were wrongly removed from a flight so the crew could sell nuts.Her son has a severe nut allergy while the Allegiant crew is paid commission on snack sales, the complaint said.Crystal Shelton said she then drove through the night to Atlanta to take a different flight.An Allegiant Air passenger says she and her son were wrongly removed from a flight because a cabin crew member didn't want to miss out on snack commissions.Crystal Shelton made the allegation in a formal complaint filed last Thursday with the Department of Transportation.