My name is Runchita Julruxsa, CITC's secretary, I will help assist you to proceed Thai VISA Application from now on.
I am please to inform that we really appreciate to have you as our speaker and we are preparing the letter for VISA Application as requested. In order to complete the process, I may need to ask for your Passport No. because we need to identify it in the letter.
Should you require more information, please don't hesitate to let me know. Thank you for your kind cooperation and we look forward to hearing from you soon.