Airline Tycoon (1998)

Airline Tycoon is a managerial simulation in which the player is the manager of an airline company. This game features six missions (plus a tutorial) in which the player needs to fulfil different goals to win. Of course it offers all usual options for business games: fire and hire personnel, taking commissions (while considering the capabilities of the own fleet) or buying, repairing and upgrading airplanes. (mobygames.com)