3 turns, word for word from the oral. Read the pilot lines out loud.
Chennai Control AIC-1229, position OBAGA 0500, revised destination Hyderabad, will route via BIA, W56N, W120, from MINT then W28, FL 300, till MINT FL 290 thereafter, estimating BIA 0515, total elapsed time four hours, RVSM approved, alternate aerodromes Bangalore, Bidar, request clearance
Recleared to Hyderabad as per flight plan route, climb to FL 310 and FL 290, report BIA
Recleared to Hyderabad FL 310 and FL 290, leaving FL 210 for FL 310 VZL