I believe BISQ is not the OP is looking for. He wants to day-trade, not convert his Bitcoins like converting them in a LocalBitcoins kind of service.
Bisq is an exchange. You trade on it. It is nothing like localbitcoins.
Please do a little bit of research before posting, it will save your embarrassment.
edit: Poloniex is a scam, stop promoting them.
no such thing as embarrassment or right or etc, no research, stop etc nmw, ceptuxyuax, say, can say any nmw and any s perfect