i am looking for a moderate -ly priced place to eat that s in the centre of town .
{'service': 'restaurant', 'act': 'request', 'slot_name': 'food', 'value': '?'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'choice', 'value': '21'}
what type of cuisine are you looking for ? there are 21 restaurant -s in that area .