He found Luciana sitting alone at a table in the Allied officers' night club,...

He found Luciana sitting alone at a table in the Allied officers' night club, where the drunken Anzac major who had brought her there had been stupid enough to desert her for the ribald company of some singing comrades at the bar.
"All right, I'll dance with you," she said, before Yossarian could even speak. "But I won't let you sleep with me."
"Who asked you?" Yossarian asked her.
"You don't want to sleep with me?" she exclaimed with surprise.
"I don't want to dance with you."