diff --git a/app/models/dining_facility.rb b/app/models/dining_facility.rb
index 53a08e61..4159372a 100755
--- a/app/models/dining_facility.rb
+++ b/app/models/dining_facility.rb
@@ -81,12 +81,14 @@ class DiningFacility < ApplicationRecord
       now = Time.now.utc
       hr = (now.strftime("%H").to_i).to_int
       min = (now.strftime("%M").to_i).to_int
-      checkout_at = booking.checkout_at.utc 
-      checkout_at_hr = (checkout_at.utc.strftime("%H").to_i).to_int
-      checkout_at_min = (checkout_at.utc.strftime("%M").to_i).to_int
-      checkout_at_min -= min
-      if (checkout_at_hr <= hr) && (checkout_at_min <= 15)
-        return booking
+      if !booking.checkout_at.nil?
+        checkout_at = booking.checkout_at.utc 
+        checkout_at_hr = (checkout_at.utc.strftime("%H").to_i).to_int
+        checkout_at_min = (checkout_at.utc.strftime("%M").to_i).to_int
+        checkout_at_min -= min
+        if (checkout_at_hr <= hr) && (checkout_at_min <= 15)
+          return booking
+        end
       end
     end
   end