nights = 3 + 1 FREE NIGHT               
      
          When you stay in the hotel for four nights,
            you only have to pay for three
           This promotion is not valid on the packages
           and last minute promotion
    
   nights = 4 + 3 FREE NIGHTS
   
         When you stay in the hotel for four nights,
            you only have to pay for three
           This promotion is not valid on the packages
           and last minute promotion