what are the nonstop flights on america west or southwest air from kansas city to burbank on saturday may twenty two 
return flights ;return #1 that  are nonstop ;return #2 from kansas city ;return #3 to  burbank ;return #4 on saturday may twenty two ;return #5 on america west ;return #5 on southwest air ;return #6 ,  #7
['select', 'filter', 'filter', 'filter', 'filter', 'filter', 'filter', 'union']