There are website builders online. Webs.com is one of them. After you build your site, you can then pay for a domain name...it costs very little.
wix.com is also a good site for website building.try it.
We may be able to help you in your needs.. Just visit us at http://ctwebdeal.com/we-provide ..
I wanted to make like a social media website with the domain as .com but I don't know how much it costs or how I might have an idea of what it might look like but I'm not sure yet can someone tell me how or something ?