Website Developement / Upgradation

HI Dear, Can you study our existing site www.kresscooper.com. This is in WordPress, carrying woocommerce (only payment through template), and mult country layer. we are planning to change it into React + Boostrap + laravel to increase speed, apply AI in the future and considering future requirement. I want (i) 100% replica of the existing site on the React + Boostrap + laravel languages OR upgradation of the existing site with the same language that will cater the above requirements like speed, AI etc. Can you forward your quote, please which should carry the (i) fee, (ii) time involved and (iii) payment terms? After agreeing, we will move forward accordingly. Thank you. regards