i would like to find flights from columbus to minneapolis on monday june fourteenth early in the morning or in the evening sunday june thirteenth thank you 
return flights ;return #1 from  columbus ;return #2 to minneapolis ;return #3 on  monday june fourteenth ;return #4 early in the morning ;return #3 on  sunday june thirteenth ;return #6 in the evening ;return #4 , #6
['select', 'filter', 'filter', 'filter', 'filter', 'filter', 'filter', 'union']