On 15th August, 2016 M/s Pakistan International Airline Flight No. PIA 305 (A320 Reg. No. AP-BLY) from Lahore to Karachi reported (while climbing to FL300) TCAS - RA due reciprocal traffic. The reciprocal traffic was M/s. Shaheen Air International Flight No. SAI 767 (A320 Reg. AP-BLK) from Dubai to Lahore, descending from FL350 to FL310.