What is the weight of bullet you are wanting to use?
Boat tail bullets will load the same as flat base bullets of the same weight. Just remember to start at the starting load, and work up the load. Lyman Pistol and Revolver 3rd edition list for 110 grain, 125 grain, 130 grain, and 150 grain jacketed with pointed tips for single shot Contender hand guns.
No matter how many times you do it and nothing happens it only takes something going wrong one time to kill you.