Manage price in lexicalisation properly

scripts/UBAR_code/interaction/UBAR_interact.py

@@ -62,11 +62,14 @@ class UbarSystemModel:  # may inherit convlab or not, just like andy's
 
                 # Note in hotel there is specific price data too but to simplify things
                 # we just use the price range (e.g. moderate)
-                # TODO: there are different uses of price in different databases ('price' vs 'pricerange':
-                # need to deal with this appropriately below)
+                db_price_key = "price"
+                # if domain is restaurant then use "pricerange"
+                if self.turn_domain[0] == "restaurant":
+                    db_price_key = "pricerange"
+
                 slots_to_db_keys_map = {
-                    "[value_price]": "price",
-                    "[value_pricerange]": "pricerange",
+                    "[value_price]": db_price_key,
+                    "[value_pricerange]": db_price_key,
                     "[value_food]": "food",
                     "[value_area]": "area",
                     "[value_type]": "type",