Hi everyone i was building ai voice agent for local businesses and i tried vapi ai ,make.com and all that stuff but my voice agent always talks a lot it looks robotic and has only some basic functions like i cannot sell these type of ai voice agents to businesses Can you guys guide me how to build fully custom perfect voice agent that sells

Hi everyone i got a client and he wants me to build the ai content for his tiktok , instagram and all social media he wants me to make the realistic reels as much as possible and if possible he want me to clone him and make the ai videos for his social media that he made with real camera and effort can anyone guide me how to build this for free even one short demo reel or tiktok so that i can show him how to build it Please please tell me in the comments