Need Flutter Developer To Customize and Add Features To "Fluxstore Multi vendor Template"

I Have A flutter Template called "Fluxstore Multi vendor Template" It E-Commerce App Based On WordPress and connected with it by API's, My Application Idea : - I Have Woocomerce App, It is a Multivendor website, and it serves restaurants owner to Select a Product that he needs and will "Request A Quote" vendor by clicking on the "Request QUOTE " button *that will be instead of add to cart button" - After That, The Vendors that received the Quotes Will Respond to the restaurant Owner with the Price of these products that he selects, and user choose chooses the appropriate Quote What I Need: Remove Price From Products Remove "Add to Cart" And Replace It With "Request Quote" Button Prevent Vendors to ADD Products - After Adding Products to the cart, It will be categorized by category in the cart, I mean the banana will be in the fruit category tab, and chicken will be in the meats category .. ect And the user - the vendor will receive a notification when the user send him a quote - it can replay to each other in the app chat - when the user choose the best price from the best vendor, it can buy it from the Application So Please just who have the experience can send me to do this job THERE ARE 50$ Bonus if this task finished in 5 days