Walking through from Casino to Casino wasn't exactly the best idea, you're likely to get robbed of caps by the owners and machines as you are the gamblers on the streets.
The sun had been gone for hours but that did not slow down the wastelanders who inhabited the area, and In the casino in the corner of The Tops walked Benny, cigarette in hand and a fancy lighter trying to light it. He was surrounded by a couple body guards but none took cast action unless harm was done.
You had been standing along the railing watching as people threw away their money so mindlessly, on his way through he had bumped right into you. "Let's keep it smooth, baby, slow down. No big deal." He said as he stood there, not apologizing for the minor inconvenience he had caused.