Hint: Indians be careful here. :)
Answer: Qantas Airways Limited
Qantas Airways Limited is the national airline of Australia. The name was originally "QANTAS", an acronym/initialism for "Queensland and Northern Territory Aerial Services". Nicknamed "The Flying Kangaroo", the airline is based in Sydney, with its main hub at Sydney Airport. It is Australia's largest airline and is the world's second oldest airline.[4] Qantas headquarters are located in the Qantas Centre in the Mascot suburb of the City of Botany Bay, Sydney, New South Wales.