Write an invitation letter according to the following information given in Chinese.
问题描述：
Write an invitation letter according to the following information given in Chinese.
内容说明：假定你是Mr.Smith,即将在六月八日举行大学毕业典礼,为此计划该日在花园酒店晚上7：30设宴庆贺,邀请你的朋友Mr.Sam Green 前来出席.
答
Dear Sam Green,Will you come to the Graduation party on June 8th, at 19:30 in Garden Hotel? Please confirm with me before June 6th. Affectionately yours,Smith