The present invention relates to a system and method for selecting and reserving airline seats. The system or method receives first data representing payment information over the network from a general purpose computer. The system or method also transmits second data to an application running on the general purpose computer, the second data including information descriptive of available individual seats on one or more airplanes, the second data processed by the application to generate a graphical user interface on the general purpose computer that comprises an interactive seating map representing individual seats on the one or more airplanes, the second data processed by the application to generate an additional display of information about selection of seats in response to a user interaction with the graphical user interface, the interaction being triggered when placing a mouse over a portion of the graphical user interface. In addition, the system or method receives from the general purpose computer third data representing one or more seats selected by one or more mouse clicks.