39 Transportation services for others, namely, loading and unloading of aircraft on the apron and ramp at airports; aircraft dispatching services, aircraft load planning services, weight and balance management for aircraft, aircraft push-back and walk-out assistance services; passenger check-in services; air freight handling services, namely, storage of goods, delivery of goods, rental of warehouse space, providing information for passengers before and after flights in the nature of information related to arriving and departing flights, connecting flight information and ground transportation services; passenger ticketing services; travel information and organizational services provided through agents and brokers regarding travel and transportation of goods, namely, tariffs, time schedules and types of transportation