1．录入

可以录入航班情况（数据可以存储在一个数据文件中，数据结构、具体数据自定）

2．查询

可以查询某个航线的情况（如，输入航班号，查询起降时间，起飞抵达城市，航班票价，票价折扣，确定航班是否满仓）；

可以输入起飞抵达城市，查询飞机航班情况；

3．订票 （订票情况可以存在一个数据文件中，结构自己设定）

可以订票，如果该航班已经无票，可以提供相关可选择航班；

4．退票

可退票，退票后修改相关数据文件；

客户资料有姓名，证件号，订票数量及航班情况，订单要有编号。

5．修改航班信息：

当航班信息改变可以修改航班数据文件。

6．删除航班信息

-Type 1.

Can input flight (data can be stored in a data file, data structures, the specific data customised)

2. Inquires

Can query some routes (e.g., input flight number, inquires the takeoff, take-off arrived in the city, the flight ticket, discounted tickets, determine whether flight ManCang)

Can input take-off arrived in the city, inquires the flight condition

3. Tickets booking (situation can exists a data file, structure yourself set).

Can book a ticket, if the flight has no tickets, can provide relevant alternatives flights,

Refund 4.

Can refund, refund after modify correlative data file

Customer data with your name, id card number, number and flight tickets, order to have Numbers.

5. Modify the flight information:

When the flight information change can modify flight data files.

6. Delete flight information