The raised eyebrow doesn't surprise him, and it's easy to read the response. It isn't that she wants to hurt him, he thinks, it's just that she wouldn't hesitate to do it. And she really does have a point when she says that it would make her a good trainer.

"Um, excuse me? Have you seen Cisco's hair?"

He raises an eyebrow in return, snorting when she comments on his personality and butt, "I've got a lot more going for me than that, Natasha."

When she asks him if he wants to take her on the promised couple rounds on the dance floor, he chugs down the last of his beer, sets it on the bar, and grins at her, "Now you're speaking my language."

Holding out his elbow to her, he raises a brow again, smirking a little.

"Let's go."