How to write an invitation letter using SMS when inviting friends to a wedding banquet when my son is admitted to university?

Time: x day, x month, x hour, location: xx hotel, character: Dear all of you, event: xx is admitted to college, because this mobile phone needs to count the support rate of this text message, please check it and be present. Reply Y, check if you are unable to attend, please reply H, and indicate the reason (reply H without special reasons) Attachment: With this message, on behalf of the people of the country, I would like to sincerely thank you for your blessings and sincerely invite you to come! The publication is completed, please Reply directly!