show me all flights from new york to miami leaving on a tuesday and show me all flights from miami to new york leaving on sunday 
return flights  ;return #1 from new york  ;return #2 to  miami ;return #3 that  are leaving  on a tuesday ;return #1 from miami ;return #5 to  new york  ;return #6 that  are leaving  on sunday ;return #4 ,  #7
['select', 'filter', 'filter', 'filter', 'filter', 'filter', 'filter', 'union']