Which Airline has banned the usage of single-use plastic on the flight of its subsidiaries from October 2, 2019?

Air India has banned the usage of single-use plastic on the flight of its subsidiaries from October 2, 2019. The subsidiaries of Air India are Air India Express and Alliance Air. Also, Air India has announced that in its second phase, the single-use plastic will be banned in all Air India flights. Replacements: From October 2, the banana chips and sandwiches on Alliance Air flights and Air India Express flights will be packed in butter paper pouches instead of plastic pouches.