AITO conference to be held in Brussels The Association of Independent Tour Operators (AITO) will host its 34th annual conference in Brussels from November 19-22.he Association of Independent Tour Operators (AITO) will host its 34th annual conference in Brussels from November 19-22. Previous article: Aerolineas Argentinas signs new agreement Prev Next article: Charity support from Midcounties Co-Op Next