LSDA 2018 Summer Season begins June 4 and continues thru July 27, for Amarillo, Borger, Dumas, Hereford, Panhandle, and Plainview. Dalhart 2018 Summer Session begins June 11 and continues thru July 27. If you have already taken classes with us before and have not set up your account, all you need to do is retrieve you password to sign into your account. Your email address associated with your original registration serves as your login information. Email addresses can be updated at any time in your personal online account.