Not everybody's cut out to be a salesman. 

 

Not everybody is driven by disembodied voices and visages in hot beverages. 

 

Fortunately for capitalism, such people do exist. 

 

Our protagonist is an insurance agent, worried that he will never find enough diner waitresses with unrequited ardor to meet his sales quota.  Fortunately for Our Hero, he's surrounded by people looking for human contact in a cold, lonely world, and he'll be there to sell them stuff.