Hi There!!
As I have gone through your job description and understood that I am perfectly understood about the work requirement.
I would like to tell you if really you want to operate this site properly then please you need to build up to it any framework based many freelancers will prefer WordPress for it but really WordPress based site is not good for this kind website.
NOTE: I will take time around 15 working days and cost will be 500.
I have good experience of PHP/Mysql background with solid knowledge of the core concepts of web development. I have developed leading websites, web applications.
Passionate about Codeigniter framework and WP CMS. I have completed several sites including simple blogs, simple sites, and complex applications.
Experienced front-end developer and have worked with HTML4, HTML5, XHTML, CSS, CSS3, W3C Validation, Javascript, Ajax, jQuery.
Please reply me for further discussion so I can do it according to you
Thanks