while select count(recid) from amtExport
       group by billOfLadingId
        where amtExport.createddatetime1 >= utcDT
    {
       if (amtExport.RecId == 2)
        {
           while select amtExport1
                where amtExport1.billOfLadingId == amtExport.billOfLadingId
              {
                 info(amtExport1.billOfLadingId);
              }

            }
        }

AMTExport       amtExport, amtExport1;
ASCII           asciiLetter;

while select count(RecId) from amtExport
    group by billOfLadingId
{
    if (amtExport.RecId == 2) // Should this be .RecId > 1?
    {
        asciiLetter = 65; // Reset letter to 'A'
        while select amtExport1
            where amtExport1.billOfLadingId == amtExport.billOfLadingId
        {
            info(amtExport.billOfLadingId + num2char(asciiLetter));
            asciiLetter++; // Increase the ascii letter
        }
    }
}