VTG sleeveless fit n flare orange/yellow flowers on a Cream base late 60s Dress

Vintage sleeveless, fit in flare, orange and yellow flowers in vertical pattern on a Cream base late 60s Dress posterior button plackard with and 7 inches zip, and matching waist tie Vintage tag still on approximate measurements flat Bust 17inches, Waist 13 inches Length 39 inches button plackard including zip 21 inches Excellent Condition - purchased at an estate sale, because the retail tag is still attached I suspect it’s never been worn