The sudden appearance of so many extra bodies is a surprise, and for a second Velanna thinks that it'll be easy to take two targets down now, but then a thought occurs to her.

"Don't kill them! We need to find out who they're working with, these fools aren't bright enough to do this on their own!" She follows that up with a sleep spell at them both, hoping to bring a quick end to the fight. "Someone get those flames out!"