what is happening is that there are two women having lunch and a man about to greet them.  The two women are friends and are sitting down to talk and enjoy a nice lunch together.  The man is probably also their friend, or at least friends with one of them, and is about to come to them to say hello.  Before this, the women probably walked or drove to the resteraunt to have lunch.  Before this the man was probably running errands, or running late to meet them.  the people are happy and are talking about gossip that they've heard about their friends.  They don't want anything in particular other than to enjoy their lunch and their company.  what will happen next is that the man will say hello, and either stop to talk for a while or sit down with the women to eath lunch
