which subsidiary of norwegian air shuttle serves both john f . kennedy international airport and fort lauderdale–hollywood international airport ?
select distinct var_uri where brack_open dbr_Norwegian_Air_Shuttle dbo_subsidiary var_uri sep_dot var_uri dbo_targetAirport dbr_John_F._Kennedy_International_Airport sep_dot var_uri dbo_targetAirport dbr_Fort_Lauderdale–Hollywood_International_Airport sep_dot brack_close