After hopping on her toes a few more times and eying his hand, she finally succumbed. Sighing loudly, so he might get the impression that she was doing it more for his benefit than hers, though that clearly and obviously wasn't the case, she took a step toward him and grabbed a tight hold of his hand. She did wipe most of the sweatiness off on her pant leg first, though. Just to lessen his potential snark.
"Thanks," she said after a moment, looking down at the ground. "I appreciate it."