Oftentimes there are non emergency air ambulance services who transfer patients between hospitals anywhere in the world. As well , airevac charters must be contracted considering the reality that these people require advanced cardiac life support and a BLS medical staff and flight staff. Many outpatients call for a paramedic , and a full emergency care setup .. and accordingly these are the people that do not want to be transferred by large commercial airplane services. Of the many elderly people, those that are unable to be moved on the normal airliners . That frequently is due to the fact that these are men or women who call for advanced life support seek the services of medical air evacuation companies. Elderly patients generally look for medivac crews through the many internet resources available.