LONDON, May 9 (Reuters) - The Bank of England took another step towards lowering interest rates, as a second official backed a cut and Governor Andrew Bailey said he was optimistic that things are moving in the right direction .The BoE said on Thursday its Monetary Policy Committee voted 7-2 to keep rates at a 16-year high of 5.25% after Deputy Governor Dave Ramsden joined Swati Dhingra.