Hello,
I have gone through the full project description. I request you to kindly provide me the details of old story board and the expected work which needs to be done for the new story board. So that it will be easy to understand and analyze the task and and the judgement only I can give you a correct time line and cost.
Expected details like
UI , admin , new profiles in which all the features and functionality, etc.
Thanks & Regards,
Satyendra R