I m from India. Have planned a far east trip this way from Mumbai.First fly to bangkok and leave for pattaya?

immediately. Stay 2 days and then leave for Ayutthaya stay 2 days and leave for kanchanaburi again stay 2 days and then leave for bangkok and stay 4 days.Then leave for Phuket stay 3 days and then leave for KL After reaching KL leave for Genting Highlands immediately.Stay 2 days there and then leave for KL. Stay in KL for 2 days and then for last destination Singapore Stay there 4 days and then back to Bangkok for flight home to Mumbai .Total 22 days. Please advise if correctly planned .By the way, this trip is planned for May ,2011and I will be flying throughout through low cost airlines except MUM- BKK-MUM.