I am the Sales Director of Name of Company, and I met you at the Name of Conference or Event last month. A representative of our sales team, Name of Person, will be in Los Angeles between DATE and DATE and would like to meet you on any of those days for 30 minutes if possible between 9am – 12pm.
He has done research on your company and believes he has a mutually beneficial business proposition he would like to discuss with you.
Would it be convenient for you, or someone you delegate, to meet NAME on one of these days? I will call you in a few days to discuss any details or questions you may have and arrange an alternative time if required.