[Airbus talks with Mexican budget airline Viva to hold talks on at least 100 narrow-body aircraft] Airbus is in advanced negotiations with Mexican low-cost airline Viva Aerobus on an important new order involving at least 100 narrow-body aircraft, according to people familiar with the matter. Sources said that the two sides may announce an agreement during the Paris Air Show to be held from June 19 to 25. (Reuters)