Build me a website

I am looking for someone to design me a comparison website, the users should be able to search the listing and also able to enquiry via the same about availability and details of the same as it currently it is not bookable online. currently I have the logo design only, not hosting or others. I need please to send me a close price and full details about SEO, integration with GDS and app compatible. it will operate mainly as a live comparison site and need to link with the different options around the world, displaying the information of each option, it needs to be responsive and have an API integrated