Ask.groovy

event = prompt(text, [
  repeat:3, 
  timeout:7, 
  choices:listOptions( contacts ), 
  onEvent:
    { handlingEvent->
        handlingEvent.onTimeout( {
            say( "I'm sorry, I didn't hear anything." )
          } 
        )
        handlingEvent.onBadChoice( {
            say( "I'm sorry, I didn't understand what you said." )
          } 
        )
    }
  ]
)