Yes, I would do/or/try to do, whatever I was told by the Dom or Master who Controls me. Hard Limits, or prior Agreements/Bounderies most times take priority however.
I was Trained for Topping by First M. It wasn't hard, as I thought it might be. Topping under Direction is fairly easy really.
One does not have to be Dominant to Top...only willing <G>.
Respectfully~SidheWolf