Who can work with me free of charge or a payment schedule when I get a work permit to work. i am seeking asylum from my country Ghana.

You can find a list of free or low cost legal service providers at https://www.justice.gov/eoir/file/ProBonoTX/download. You can also contact local attorneys directly to see if they are accepting pro bono or low fee cases. Each attorney has his/her policy on pro bono work and fee arrangements. In the interim, you can read more about asylum at http://myattorneyusa.com/asylum-and-refugee-protection.