Rename 'Airlines' model to 'Airline'

app/Models/Airline.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Models;
+
+use Eloquent as Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+/**
+ * Class Airline
+ * @package App\Models
+ */
+class Airline extends Model
+{
+    use SoftDeletes;
+
+    public $table = 'airlines';
+
+    protected $dates = ['deleted_at'];
+
+    public $fillable = [
+        'code',
+        'name',
+        'active'
+    ];
+
+    /**
+     * The attributes that should be casted to native types.
+     *
+     * @var array
+     */
+    protected $casts = [
+        'code' => 'string',
+        'name' => 'string',
+        'active' => 'boolean'
+    ];
+
+    /**
+     * Validation rules
+     *
+     * @var array
+     */
+    public static $rules = [
+        'code' => 'required|max:3',
+        'name' => 'required',
+    ];
+
+}