You can get allies for in your party in the Targus Guild. It costs 500g for the first ally, 1,000g for the second, etc. When in the guild, go to the woman with the cigar on the left. Select the first option (Ally). You will see four options, "Add Ally", "Remove Ally", "Find New Ally" and "Dismiss". Select the "Find New Ally" option to make an new member for party and you are done. After that, choose the option "Add Ally". You will now have two party members.