"'Ikinalulugod ko na makilala ka. Hahanap-hanapin kita ng lubos. Nawa ay nasa maayos (or 'matagumpay') ang iyong pamumuhay (or 'kalagayan'). Paalam!" (formal)
"mami-MISS" is the conventional way of saying 'hahanap-hanapin' athough it isn't really a tagalog word but rather TAGLISH which implies 'missing or losing someone / something'.
:)