不予确认 meaning in English

nack negative acknowledgement
nak negative acknowledgement

We are sorry to report that our buyer does not confirm this order at your price $ 500 ; we must , therefore , ask you to cancel same
非常遗憾地通知贵公司，因为购货人对贵公司价格500元不予确认，因此要求您取消此订单。
Where the claimant for compensation demands the confirmation of one of the circumstances as provided for in article 15 and article 16 of this law and the demanded organ refuses to make the confirmation , the claimant shall have the right to lodge a complaint
赔偿请求人要求确认有本法第十五条、第十六条规定情形之一的，被要求的机关不予确认的，赔偿请求人有权申诉。