unreal engine realistic first person adventure game

I'm looking for an UNREAL ENGINE developer to create a 5-10 minute prototype of a realistic first-person, story, adventure game! I just need a prototype but I am not made of money, so please don't quote me thousand for a prototype, I just need a short mission to show off my game, I will attach my game overview below but I only want a prototype of this to show my investors. like one mission. my game will be similar to homefront: the revolution so please only contact if you can do something similar, I will provide you with a lot of assets such as textures, maps, characters, animations and more, I just need you to help me blueprint or put together assets and make the game look AAA. my budget is $300 maximum for the prototype! so if you are too greedy don't respond! one mission shooting robots using guns, maps, texture, and more assets to help you! please read my overview then contact me and not with any questions that are already answered in the overview! here is a link to some gameplay of the game I want it to be similar to: [login to view URL]