Originally Posted by
Doc Savage
Try booking via KLM.
+1. Have a trip to JNB next weekend booked on KL stock and have been able to select EC seats for free with my DL Skymiles number on the res. We'll see if it sticks, but I'm more confident with a KL reservation than a DL one. OP, did you get the KL itin number with your DL reservation and check on klm.com to confirm your seat was selected?