3 turns, word for word from the oral. Read the pilot lines out loud.
Mumbai Control IFLY 160 passing FL 210, request permission to fly between radial 265 and radial 280, at FL 240 between 60 and 30 DME, for 20 minutes, to carry out calibration of BBB
IFLY 160 your request approved, report reaching FL 240
Will report reaching FL 240 IFLY 160