states:
  greet:
    say: "Hi! What can I help you with?"
    listen: true
    transitions:
      - match: "book"
        goto: booking
      - goto: fallback

  booking:
    say: "Sure, what date works for you?"
    listen: true
    transitions:
      - goto: confirm

  confirm:
    say: "Got it — I'll book that for you."
    goto: end