person A: A loud boom went off tonight. Scared me to death. 
person B: Wow that would scare me too. What caused it?
person A: Another gunshot likely. Sometimes it's hard to tell- they aren't allowed legally to do fireworks here except on the day of...but they do the bomb one sometimes :/ It's scary as often it IS gunshots...I'm in the ghetto.
person B: Sorry to hear that you're in that situation. Hope you stay safe