ThisWork.lua

function GenderOnTalk(pUnit, event, pPlayer)
pUnit:GossipCreateMenu(35, pPlayer, 0)
pUnit:GossipMenuAddItem(0, "Change my Gender", 1, 0)
pUnit:GossipMenuAddItem(0, "Nevermind!", 2, 0)
pUnit:GossipSendMenu(pPlayer)
end

function GenderOnSelect(pUnit, event, pPlayer, id, intid, code)
if(intid == 1) then
pPlayer:GetGender() if pPlayer:GetGender() == 1 then
pPlayer:SetGender(2)
pUnit:GossipComplete() else
if pPlayer:GetGender() == 2 then
pPlayer:SetGender(1)
pUnit:GossipComplete()
end

    end
    end

if(intid == 2) then
pUnit:GossipComplete()
end

end

RegisterUnitGossipEvent(90176, 1, "GenderOnTalk")
RegisterUnitGossipEvent(90176, 2, "GenderOnSelect")