Air France (formally Sociate Air France) is a French airline based in Roissy-en-France, France, and is one of the world's largest airlines. It is a subsidiary of the Air France-KLM Group and a founding member of the SkyTeam global airline alliance. Air France flies to 20 domestic destinations and operates worldwide scheduled passenger and cargo services to 150 international destinations in 83 countries (including Overseas departments and territories of France). The airline's global hub is at Paris Charles de Gaulle Airport, with Paris Orly Airport, Lyon-Saint Exupery Airport, and Nice Cte d'Azur Airport serving as secondary hubs. Air France's corporate headquarters, previously in central Paris, are located at Roissy-Charles de Gaulle, north of Paris. Air France was formed on 7 October 1933, from a merger of Air Orient, Air Union, Compagnie Generale Aeropostale, Compagnie Internationale de Navigation Arienne (CIDNA), and Societe Generale de Transport Aerien (SGTA). In 1990, the airline acquired the operations of domestic French carrier Air Inter and international rival Union des Transports Aeriens (UTA). Air France served as France's primary national flag carrier for seven decades prior to its 2003 merger with KLM. Between April 2001 and March 2002, the airline carried 43.3mn passengers and had total revenues of ???????12.53bn. In November 2004, Air France ranked as the largest European airline with 25.5% total market share, and was the largest airline in the world in terms of operating revenue. Air France operates a mixed fleet of Airbus and Boeing wide-body jetliners on long-haul routes, and utilises Airbus A320 family aircraft on short-haul routes. The carrier's regional airline subsidiary, Regional, operates the majority of its regional domestic and European scheduled services with a fleet of regional jet and turboprop aircraft. Air France has received IATA accreditation with the IATA Operational Safety Audit (IOSA) for its safety practices. Air France's slogan is "Making the sky the best place on Earth."