I have several different options available. Did you want one with free entrance?
I want to tour a college in the centre of town. What's available? Entrance fee is not an issue.
{"__type": "Inform", "entity": {"__type": "Attraction", "choice": "several"}} {"__type": "Request", "service": "attraction", "values": ["entrancefee"]}
{"__type": "Inform", "entity": {"__type": "Attraction", "entrancefee": "free", "name": "Christ's College"}}
Christ's College is free to enter