Data Entry

I want to create a website that allows people to have their own login ID for agent registration and from that ID, they can keyin thier customers data. Customers can also check their data (info such as date and time of departure) just by typing their identity card number. All this is done online. I also want the website to allow me to update product infoI want to create a website that allows people to have their own login ID for agent registration and from that ID, they can keyin thier customers data. Customers can also check their data (info such as date, package and time of departure) just by typing their identity card number. All this is done online. I also want the website to allow me to update product info from time to time. i managed a travel agency company.