diff --git a/apps/booking/views.py b/apps/booking/views.py
index 06ef9273..b3f85bff 100644
--- a/apps/booking/views.py
+++ b/apps/booking/views.py
@@ -34,7 +34,7 @@ class CheckWhetherBookingAvailable(generics.GenericAPIView):
         periods = response['periods']
         periods_by_name = {period['period']: period for period in periods if 'period' in period}
         if not periods_by_name:
-            return None
+            return response
 
         period_template = iter(periods_by_name.values()).__next__().copy()
         period_template.pop('total_left_seats')