test.rb

puts 'Say something nice to Grandma.'
puts 'You may need to shout > '

$counter = 0

def speaks()
    $speak = gets.strip
    if $speak != 'Bye'
        talk()
    else
        exitPlan()
    end
end

def talk()
    if $speak == $speak.downcase
        puts 'Huh Speak up Sonny'
        $counter -= 1 
    else
        year = rand(1930..1951)
        puts 'No not Since ' + year.to_s
        $counter -= 1
    end
        if $counter < 0 
            $counter = 0 # don't want counter going below zero.
            end
        puts 'Say something nice to Grandma'
        speaks()
end

def exitPlan()
    $counter += 1
    unless $counter == 3
        puts 'Say something nice to Grandma'
        speaks()
    else
        puts 'good night Sonny'
    end
end
speaks()