assign queue and other bug

db/migrate/20170617163811_create_dining_queues.rb

@@ -0,0 +1,13 @@
+class CreateDiningQueues < ActiveRecord::Migration[5.1]
+  def change
+    create_table :dining_queues do |t|
+      t.string :name
+      t.string :contact_no
+      t.string :queue_no
+      t.string :status
+      t.references :dining_facility, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end