Please be aware that Pesach, Shavuot, and Sukot and Shemini Atzeret have an extra day in chutz laaretz, i.e.: outside of Eretz Yisrael. Of course, by Eretz Yisrael I do not mean the pre 1967 borders!
However Eilat is not Eretz Yisrael, and in Eilat you should keep 2 days.