Give Beth time. Mods are coming...and there is already a mod for that http://www.nexusmods.com/fallout4/mods/103/?
Personally, I can take or leave the voiced protagonist. I don't hate it, but I'm not overly fond of it either. Perhaps with a better male voice actor, it might be different, because the one we currently have, his lines are at time just downright cringe worthy.
Correction: http://www.nexusmods.com/fallout4/mods/6279/?