snippet.rb

def next_meeting(now=1.day.from_now)
  if Chronic.parse("1st thursday of this month", :context => :past, :now => now)
    return Chronic.parse('1st thursday of next month', :now => now)
  else
    return Chronic.parse("1st thursday of this month", :now => now)
  end
end

Just checked out that gem, never used it before. Very cool.