求翻译：该程序是一个航空订票系统的软件，为航空管理员提供方便，为旅客提供航空定票录入. 查询.咨询. 订票. 退票. 修改航班信息等功能。此程序规定：是什么意思？

The program is an airline reservation system software, to facilitate the administrator for aviation, airline bookings for the visitors entered. Query. Consultation booking. Refund. Modify flight information and other functions. This program provides:

The procedure is a air booking system software, to the aviation Manager providing convenience for visitors, providing in-flight ticketing enquiries . . recorded on the 2734 advisory . . . refunds modify flight information and other functions. This procedure provides:

This procedure is an aviation order form system software, provides the convenience for the aviation manager, provides the aviation for the passenger to reserve a ticket the input. Inquiry. Consultation. Order form. Returning a ticket. Functions and so on revision scheduled flight information.This pr

The program is an airline reservation system software, provide facilities for aviation administrator, providing passengers with airline booking entry. Query. consultation. booking. Refunded. Modified flight information and other functions. This program provides:

The program is an airline reservation system software, provide facilities for aviation administrator, providing passengers with airline booking entry. Query. consultation. booking. Refund. Modified flight information and other functions. This program provides: