Communication failure

Kanpur Unable to Get Clearance

9 turns, word for word from the oral. Read the pilot lines out loud.

The exchange

9 turns in order
01
You, the pilot

Lucknow Tower VT ROH Heavy, departed Kanpur 0600, climbing FL 50 overhead, destination Varanasi, Kanpur has negative contact with you, request permission to set course and climb FL 210

02
ATC

Lucknow has negative traffic, cleared to FL 170, standby for further climb

03
You, the pilot

Setting course for LLK, climbing FL 170, standing by for FL 210, estimating LLK 0630, changing to Kanpur, will be back with you

04
ATC

Cleared change over

05
You, the pilot

Kanpur Tower VT ROH, in contact with Lucknow, climbing to FL 170, setting course for LLK, changing to Lucknow

06
ATC

Cleared change over

07
You, the pilot

Lucknow Tower VT ROH back on your frequency

08
ATC

Report LLK

09
You, the pilot

Wilco AIC-1229