She had not walked the mortal world for less then five minutes and she already has attracted some attention. From his aura, she detected magic in him. Warlock perhaps? She raised an eyebrow when he offered his help. If she wasn't somewhat mannered, she would laugh. She's the queen of the gods after all, being arrogant comes with the territory. But being rude did not seem to suit her at this time.
She shook her head and gave a polite smile. "No assistance, for the time being, is necessary." She mystically scanned the city. The vampire population seems more apparent. I guess a lot of them do not feel it necessary to hide. While she was scanning this vast Metropolis, she spoke. "I am Hera, by the way. And you're...?" She could scan his mind, but again, that would be rude.