消息人士：印度航空正在扩大新飞机订单的谈判，其中可能包括200架窄体飞机。

Group 1 - The core point of the article is that Indian Airlines is in negotiations to expand its new aircraft orders, potentially including 200 narrow-body aircraft [1] Group 2 - The expansion of aircraft orders indicates a strategic move by Indian Airlines to enhance its fleet and improve operational capacity [1] - The focus on narrow-body aircraft suggests a response to increasing demand for domestic and regional travel within India [1] - This potential order could signify a growing trend in the aviation industry, where airlines are looking to modernize their fleets to improve efficiency and reduce costs [1]