● Read this message from your secretary.Message:When you were out on your business trip, Mr. Zhang, Manager ofDatongCompany wrote to us--asked us to offer them 2,000 LihuaBrandBicycles. I contacted Mr. Li, our Sales Manager, he said the demand is very heavy, cannot supply now; when available we can offer.● Write a letter to Mr. Zhang: ● acknowledging receipt of his letter; ● expressing regret; ● explaining why you can’t supply the goods; ● saying you will inform him when a new supply becomes available.● Write 60--80 words.●Do not include postal addresses.