Before the founding of the Hellenic Legal Assistance Services clinic last year, low-income and older members of Chicago’s Greek community may not have known of anyone to turn to.But since last year, HelLAS, as the clinic is known, has helped about 90 families with legal services when it meets on the second Saturday of each month.Kathy Koester, clinic coordinator with Chicago Volunteer Legal Services, called the upstart clinic “just a well-run machine.”Koester said HelLAS has “all the components for …