spirit airlines inc on wednesday said it plans to open and immediately adjourn a special meeting of stockholders on thursday which had been called to allow investors to vote on a merger with frontier group holdings inc spirit said the move would allow its board to continue discussions with frontier and jetblue airways corp which had made its own offer for the airline the move will also allow for the continued solicitation of proxies from stockholders spirit said the meeting is scheduled to reconvene on july 8 at 11 am et spirit said in february frontier said it agreed to buy spirit in a 29 billion cash and stock deal a rival allcash offer for spirit from jetblue followed in april and the two bidders have since submitted larger bids