ってらっしゃい
itte rasshai

Interjection

1. have a good day; take care; see you

Usually Written in Kana
そう、いいわよ。いってらっしゃい。でも運転 うんてんには けてね。
sō iiwayo. itterasshai. demo untenniwa kio tsuketene.
Oh, OK. See you. But drive carefully.