How Do I Listen For God's Calling?

An acquaintance tells about a businessman who called a friend and got the run-around.  "May I please speak with Mr. Jones?"  "Just a minute, sir, while I transfer you to his department."  Second try: "May I speak with Mr. Jones?"  "I'm sorry, I'll have to connect you with his division."  After two minutes on hold, a voice comes on the phone and asks, "Who did you want to talk with?"  "Mr. Jones, please."  "Just a minute..."