Question: Air Nostrum, Líneas Aéreas del Mediterráneo, S.A., also known as Iberia Regional, is a regional airline based in Valencia, Spain, Iberia Regional franchise is a regional partner of Iberia and an affiliate member of Oneworld, an airline alliance, founded on which date?
Sentence (from "Líneas Aéreas Privadas Argentinas"): Additionally, the company also operated charter services.
Relevant evidence: No