YOU SAID:

My sofa started running and then tripped over a fence, I don't know how, but I guess it was just a dream. (dream in echo)

INTO JAPANESE

ソファが走り始めて柵をつまずいたのですが、どうしたらいいのかわかりませんが、夢だったと思います。 （エコーの夢）

BACK INTO ENGLISH

The sofa started running and stumbled on the fence, but I don't know what to do, but I think it was a dream. (Echo's dream)

INTO JAPANESE

ソファが走り始めて柵につまずいたのですが、どうしたらいいのかわかりませんが、夢だったと思います。 （エコーの夢）

BACK INTO ENGLISH

The sofa started running and stumbled on the fence, but I don't know what to do, but I think it was a dream. (Echo's dream)