I've copied and pasted everything you wrote below, and then added my comments below each paragraph: ---- In the first verse, the lady represents the naive soul of a person, believing that everything will work out, believing that she can simply ask for something and receive it, and in the end she will reach heaven for being good.
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In my thoughts I have seen rings of smoke through the trees, And the voices of those who stand looking.
Your head is humming and it won't go, in case you don't know, The piper's calling you to join him, Dear lady, can you hear the wind blow, and did you know Your stairway lies on the whispering wind? Heaven namani saram keurae nareul jikyeojul saram.
It is well known that Jimmy Page was interested in the occult.
The way they described it is as if someone was channeling them.