The phrase "and drift out" is correct and usable in written English.
It can be used to describe a gradual movement away from a place or situation, often in a relaxed or aimless manner.
Example: "As the sun began to set, the crowd started to disperse, and drift out into the warm evening air."
Alternatives: "and float away" or "and wander off".
Everything is on the verge of dissolution and yet so vividly present that the sunshine in the painting seems to float free and drift out into the gallery.
Perhaps his most brilliant contribution is a 1988 fly-on-the-wall documentary for the BBC about a Harrogate hotel, Dinner at Noon, where the entire gamut of wealthy or respectable Yorkshire society drift through its halls, are overheard, and drift out again.
There is a story about prisoners trapped for days in a locked room, starving, until the children and infants rise weightless into the air and drift out through a high window like dandelion fluff: "No one knew, said the radio, where they'd gone, or where or if they'd landed, though it was speculated to perhaps be Switzerland or perhaps Central Africa".
In Manhattan I pass through Grand Central Terminal nearly every weekday; there, I have been known to drift into Posman Books and drift out three minutes later, dashing toward track 42 with Marie Ponsot or Leonard Cohen or Robin Robertson or Ada Limón under my arm.
Many of the region's problems have nothing to do with either religion or ethnicity.The big risk is simply that more and more of the north Caucasus may slip into lawlessness and drift out of Moscow's orbit.
Woods steamed into Saturday's play with early birdies to take him within five shots of eventual winner Ben Crenshaw, but Augusta bit back and a humbling four-putt from the edge of the green on the par-five eighth marked the beginning of a difficult spell that saw him finish on five over for the day and drift out of contention.
"In the old days," she said, "the U-pick customers drifted in and drifted out.
Just before 10 a.m. local time, the Soyuz deployed its parachute and drifted out of the morning sky.
I wandered back to my friends, and drifted out of the conversation as soon as I sat down.
In that time, a generation of Labour politicians has risen to ministerial office and drifted out of it; a new, relatively unknown one is replacing it.
There was no traffic on the canal at night, so we slipped the ferry boat off its moorings and drifted out into the starlight.
