Software Application Design Documents

I am looking prepare design documents for a website to help with mock interviews
Following List of documents are required to be prepared - Business Process Flow Design, Application Design, User Interface Design, Database Design, System/Technical Design
LAMP stack preferably with python
The purpose is to plan and schedule mock interviews on various professional subjects – Engineering, Law, Medicine etc
Module to manage Profession/Subject/Skills – Admin access only
Module to manage Interviewer – Admin access only
Module to manage Interviewee
Module to schedule interview between Interviewee, Interviewer on subject/skills on scheduled date and price
Module for Payment