Looking for a semi truck - $20,000 (Dickinson area)

Looking for a semi truck sleeper older something that runs okay going to pull a belly dump or step deck I need a good solid truck it doesn't have to be pretty I have a budget of 15 to 20,000 if you have or know anybody that might have a truck that doesn't need a lot of work and maybe doesn't have a lot of miles that has been maintained please try to get a hold of me I'm in the Dickinson area six o five 209-8369 thank you very much