VoIP Website Re-Designing

We are looking for a website designer to re-design our existing VoIP calling card Website. In our website following task required: ~ Home Page ~ How to Use ~ End User Signup/Sign-in/Forgot Password ~ User Account Management:- Edit Profile, Call History, Recharge History, Shopping Cart of Products, Add Caller ID, PayPal Integration. ~ Live Chat Support ~ Site Map ~ Contact Us / Support Ticket ~ View Rates (fetch from A2B database) ~ Testimonials ~ Feedback Form An admin panel required through which we need to edit CMS contents like Home Page Info, How to Use, Banners Management, POP up banners, Newsfeed, announcements, Feedback etc. Our system is Asterisk/A2Billing based, most of information needs to be fetch from our database. This is general insights of our requirements, for detailed discussion feel free to contact us. IMPORTANT : ~ We need this work to be delivered in 7 working days. ~ We need best quality work with all latest possible features.