Rob Reiner directed When Harry Met Sally.... When Harry Met Sally... has genre Romantic comedy
[Human]: Who is Rob Reiner? [Assistant]: Rob Reiner is the director of When Harry Met Sally and has been doing many other movies since. [Human]: No kidding? I loved that movie. Can you recommend other movies by him? [Assistant]: No but he has produced other ones. [Human]: Oh, can you tell me which ones he's produced? 
He may have done Undiscovered.