It looks like Kingfisher may soon fly high for Vijay Mallya, with cash now king and the government seriously exploring the option of allowing FDI in the aviation sector. NDTV learnt that Mallya has been approached by some serious players for negotiations for a stake in his cash strapped airline. According to sources, Kingfisher has had preliminary negotiations with Air France- KLM for a 20-25 per cent stake in the company.