YG343. Incorrect readback. I say again. Squawk 4113.
ATC
Pilot
Maintaining 340. DF211.
Right heading 2700. DF211.
YG343. Radar contact. Descend to FL310.
Traffic north-east, seven miles, slightly below, fast moving.
Kamket control YG343, TCAS climb.
YG343. I'm sorry. What is your problem?
We have medical problems, people on board are hurt. Request immediate descent.
Roger. Understand you have medical problems.
Cancel descent. Turn right immediately heading 0900.