A foreign friend of yours plans to visit your place and stay with you, but you are not available on that date. Give your friend another alternate date for the visit. In your letter, you should: apologise for it explain what you are doing on that date suggest to him/her an alternate time to come

Dear Rakib, I hope this letter finds you well. I am writing to express my regret for not being available to welcome you on the upcoming Saturday due to an unavoidable work commitment. On that day, I am required to participate in a company meeting where I have several responsibilities such as organizing the event, […]