付款条件的英文表达 — 国际贸易填空题

某出口公司与英国客户成交一批陶瓷餐具，合同付款条款约定：买方须开立以卖方为受益人的不可撤销即期信用证付款；该信用证须于2024年6月15日之前到达卖方；所有银行费用由卖方承担。请补全下列付款条款的英文表述（每空一词）：The buyer shall open an irrevocable Letter of Credit payable at ___ (1) in favor of the seller, which must reach the seller not later ___ (2) June 15, 2024. All banking charges are ___ (3) the seller's account.