Amateur brat, she thinks.

"[I really don't understand where you got this idea of me, kid,]" is what she actually says, kicking the door open without moving from her place at the doorframe.

"[So, how do you want to play this? We just stand here quipping?]" as she talks, she slides her gun back into its holster and removes her smoke discs. She holds them up at Coulson and arches her eyebrows, quickly gesturing with her free hand an idea.