Step in taking lady's right hand and your left hand to your left shoulder,
step back on left foot and turn lady 180o clockwise and put left hand and her right hand to your right hip or thereabouts,
lady also steps back on her right foot at same time as you, mirror image,
step forward on left foot taking left hand back to your left shoulder, lady does mirror again,
push lady's left hip with right hand and raise left hand to turn lady clockwise,
return lady anti-clockwise.