They are already part of a union. https://www.reuters.com/business/aerospace-defense/southwest-airlines-customer-service-employees-approve-new-labor-deal-2022-

They are already part of a union. https://www.reuters.com/business/aerospace-defense/southwest-airlines-customer-service-employees-approve-new-labor-deal-2022-12-15/ https://www.reuters.com/business/aerospace-defense/southwest... > WASHINGTON, Dec 15 (Reuters) - Southwest Airlines (LUV.N) customer service employees overwhelmingly ratified a new five-year collective bargaining agreement that includes an immediate 13.1% wage increase, the IAM union said on Thursday. > The agreement covers 8,300 customer representatives and service agents and includes a 25.1% general wage increase over four years, which IAM said will put its members at the top of the airline industry’s pay scale for customer service employees. > The labor deal also includes other benefits such as higher bonuses and improved mandatory overtime protections for all employees.