Introduction - If you have any usage issues, please Google them yourself
This procedure is a ticket sales management system, primarily the completion of the basic functions are as follows: (1) class of the input and modification of information (2) passenger information input, modify, and query (3) route the information input, modify, and query (4) level of information customers enter, modify (5) customer information input, modify, and query (6) enter the booking information, query and modify