Try: "How do I book the hall?" -> known; "Is wheelchair access available?" -> known response prompting verification; "What events are on?" -> known response prompting verification; "booking and events" -> clarify; "" -> clarify; "What is the price?" -> unknown; "I need an emergency contact" -> handover; "I want a refund" -> handover. In a real deployment, test accessibility, keyboard-only input, ambiguity and unsupported questions with people.
