What is the abbreviation of the airilne has the fewest flights and what country is it in?
return airilnes ;return flights of #1 ;return number of  #2 for each #1 ;return #1 where #3 is  lowest ;return abbreviation of #4 ;return country of #4 ;return #5 ,  #6
['select', 'project', 'group', 'superlative', 'project', 'project', 'union']