"Normally I'd be dealin' you some rare weapon upgrades, but my supplier has been too distracted with his new experimental weapon. If you could... Destroy it for me, then maybe he'd get back to shipping me my weapon upgrades! Speak to me when you're ready and I can send you to him!"
"You destroyed my supplier's weapon? Fantastic! Biggy's Reputable Weaponry is now back in business - come here every day to see what's new!"