thank you for your letter of [date].
im glad that you are also going to [place] next month. it would be a great pleasure to meet you at the[exhibition/trade fair]. our company is having a reception at [hotel] on the evening of [date] and i would be very pleased if you could attend.
i look forward to hearing from you soon.
im delighted you have accepted our invitation to speak at the conference in [city] on [date]. as we agreed, youll be speaking on the topic from [time] to [time]. there will be an additional minutes for questions. would you please tell me what kind of audio-visual equipment youll need. if you could let me know your specific requirements by [date], ill have plenty of time to make sure that the hotel provides you with what you need.
thank you again for agreeing to speak.
i look forward to hearing from you.
on [date], we will host an evening of celebration in honor of the retirement of [name], president of [company]. you are cordially invited to attend the celebration at [hotel], [location], on [date] from to p.m. [name] has been the president of [company] since [year]. during this period, [company] expanded its business from to . now its our opportunity to thank him for his years of exemplary leadership and wish him well for a happy retirement. please join us to say good-bye to [name].
see you on [date].