Kaleb nodded, his best and most bashful attempt to convey his own nervous enthusiasm.
Suddenly the line lurched forward, and he was spared any further awkwardness his shy nature would have brought him. A second cashier had settled in at the registers, and the pace seemed to pick up substantially.
"Thank you," he said in a tiny voice. With the end of their meeting in sight, Kaleb wanted to express at least in part how grateful he was for Nathaniel's kindness. He really sucked at that whole communication thing...