GOL Linhas Aéreas Inteligentes S.A. is an airline that provides air transportation services for passengers and cargo, and also offers maintenance services for aircrafts and components. The company's Smiles frequent-flyer program boasts a membership of approximately 19 million clients, who can accumulate and redeem miles. With a fleet of 135 Boeing 737 aircraft, the airline operates 492 daily flights across Brazil, South America, the Caribbean, and the United States.