Trending @Infosys; Yet to receive a Role change letter for IJP

"I have been selected for the IJP, and my last working day in the current unit was on 29th April. I have received the transfer letter; however, I am yet to receive the role change letter.

Please let me know when I can expect to receive the hike/promotion letter?" Any suggestions/tentative dates?

Promotion from JL 4 to JL 5 ,CIS UNIT