A-star-Search-for-Flight-reservation

find easy path to go to country by using A star search algorithm when you run program you should make 4 things 1- write the first day in day range 2- write the second day in day range 3- write the source country that you want to fly from 4- write the goal country that you want to arrive to it this code is work on only one week you should'n write from fri day to sat because you will go to next week and we make it only to same week NOTE : you should write the country name as it written in excle file sheet else it will make run error also the day name write as in array Days =>["sat","sun","mon","tue","wed","thu","fri"]