Short relationship in laravel

In usersubscription model

class UserSubscription extends Ardent {
use SoftDeletingTrait;

protected $softDelete = true;
protected $dates = ['deleted_at'];

  public static $rules = array(
    'user_id'               => 'required|numeric',
    'order_id'              => 'numeric',
    'product_id'            => 'numeric',
    'currency'             => 'required',
    'shipping_amount'       => 'required|numeric',
    'net_amount'            => 'required|numeric',
    'pst_amount'            => 'required|numeric',
    'gst_amount'            => 'required|numeric',
    'discount_amount'       => 'numeric',
    'total_amount'          => 'required|numeric',
    'start_date'            => 'required|date',
    'next_date'             => 'required|date',
    'last_date'             => 'date',
    'end_date'             => 'date',
    'completed_orders'     => '',
    'repeat_unit_type'     => '',
    'repeat_every_x_units' => 'numeric',
    'is_active'             => 'required|in:0,1',
    'number_of_attempts' => 'numeric',
    'last_error_text' => '',
    'cancellation_reason_id'=> '',
    'custom_cancellation_reason'=> '',
  );

  public function cancellationReason()
  {
    return $this->belongsTo('CancellationReason', 'cancellation_reason_id');
  }

//END OF  Usersubscription model

// BEGIN OF CANCELLATION REASON MODEL

class CancellationReason extends Eloquent {
use SoftDeletingTrait;

protected $softDelete = true;
protected $dates = ['deleted_at'];

  public static $rules = array(
    'reason'            => 'required',
    'has_custom_text'     => '',
  );

  protected $fillable = array(
    'reason',
    'has_custom_text',
  );

  public function userSubscriptions()
  {
    return $this->hasMany('UserSubscription');
  }

/**
* Model bootstrap
*/
public static function boot()
  {
    // make the parent (Eloquent) boot method run
    parent::boot();  
  }

}

///// How to use it in view

@if($subscription->cancellationReason)
  {{$subscription->cancellationReason->reason}}
@endif