He put a hand out, feeling around in the air. He couldn't see anything, but he definitely sensed something. He cocked his head, hearing a vague buzzing, and then he could swear he heard his name again.
"Allison? If you're there, give me a sign." It was a cheesy line, but he didn't know what else to do. He knew she was there, but he wanted proof, something tangible he could take back to her father, something more than 'I felt her presence'.