Hello, I am a human from year 2015 A.D and in our age we can find everything in amazon or ebay. We rarely go to store these days.
Btw, Here is your pressure cooker
http://www.amazon.com/Hawkins-Classic-Aluminum-Pressure-Cooker/dp/B000GR8RL6/ref=sr_1_2?ie=UTF8&qid=1439700604&sr=8-2&keywords=Indian+pressure+cooker