Use Region from Profile and Avoid Defaulting to US East or Non-Prod

[Sunil-Bista]

Make sure the tool uses the region defined in the user's profile and doesn't switch to US East or show non-production or anyother environments unless needed.

[sanjog-lama]

@Sunil-Bista @sarosejoshi ,

I have created a PR for above issue. Can you please check?
PR: #105

[lkkande-BB]

@sanjog-lama Verified and working as expected.