YOU SAID:
let me kiss you slowly
INTO JAPANESE
あなたにゆっくりとキスさせてください
BACK INTO ENGLISH
Please let me slowly kiss you
INTO JAPANESE
ゆっくりとキスしてください
BACK INTO ENGLISH
Please kiss me slowly
INTO JAPANESE
私にゆっくりとキスしてください
BACK INTO ENGLISH
Please kiss me slowly
That didn't even make that much sense in English.