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RESAs are meant to mitigate the consequences when airplanes overrun the end of a runway during landing or a rejected takeoff or undershoot the intended landing on the runway.
Starliner will carry Williams, 58, and Butch Wilmore to the International Space Station, marking what could be a momentous and long-awaited victory for the beleaguered Boeing programme.
Air India's deal includes 250 planes from Airbus and 220 from Boeing.
The orders to be placed for both Airbus and Boeing are worth tens of billions of dollars.
The Mumbai-Durgapur flight encountered turbulence during descent on Sunday.
An Air India spokesperson said that Boeing has cleared the carrier to operate to the US on B777 aircraft.
These are part of the recommendations made by AAIB in its final investigation report into the deadly crash of an Air India Express Boeing plane at Kozhikode airport in August last year that killed 21 people.
Crowds of people seeking to flee Aghanistan have thronged the airport since Taliban insurgents swept to power on Sunday, many seen trying to board a moving plane.
The unusual hiring spree is part of a Boeing campaign to protect the re-launch of its redesigned 737 MAX from operational glitches and rebuild trust.
The Boeing 737 operated by Turkish low-cost carrier Pegasus Airlines was apparently buffeted by strong winds and heavy rain lashing Istanbul, Turkey's largest city.