README.md in slack-smart-bot-0.4.0 vs README.md in slack-smart-bot-0.4.1

@@ -75,9 +75,10 @@
       unless @questions.keys.include?(from)
         ask("do you want me to take a siesta?", command, from)
       else
         case @questions[from]
           when /yes/i, /yep/i, /sure/i
+            @questions.delete(from)
             respond "zZzzzzzZZZZZZzzzzzzz!"
             respond "I'll be sleeping for 10 secs... just for you"
             sleep 10
           when /no/i, /nope/i, /cancel/i
             @questions.delete(from)