okis dokis is incorrectly written, and should be written as "Oki Doki" being its meaning:
It is a colloquial, lively and youthful way of saying OK. All is well, OK, OK. In Colombia was Oki Doki, a children's television series broadcast in 1992. Also the characters formed a musical group with the same name. The origin of Oki Doki goes back to about 1840 and at the time of secession ( 41 1861; It was said All Korrect ( pronounced Oll correct - all right and abbreviated in OK. Also said that you meant zero casualties, without dead ( Zero Killed, and abbreviated OK )