As of March 29th vaccination is open to all without any aappointments.Go get your, my family and I got ours without any complications.
Dallas County website, after you register they may select parkland to issue it, you register via parkland, then select ellis as location. Registration only takes 2 minutes then you wait for follow up text for the parkland, another 2 minutes then you can select Ellis field appointments
Thanks! Your answer is awaiting moderation.