Anna's call for 55 word 'nanofiction.'
My stab at it:
Vikas soon learned how to size up the customers. The couple in the corner booth were whispering about their check, louder than they thought: "Could you take it? I promise I'll pay you back. Niles has my card; he's coming back on Friday."
Her voice broke. "I think." Was it, or wasn't it, a date?