This is a private initiative fundraiser for a non-profit organization, Mission Aviation Fellowship (Christian missionary aviation), which provides in air connections for more than a thousand other organizations, like Red Cross, Unicef and churchworkers in desolate areas.
"Flying to Help" offers the opportunity to enjoy a half hour flight in a fairly realistic simulation of a bush plane. You will "fly" in a cockpit with full dual controls, something that is rare in the Netherlands.