Add User prompt for missing inputs

[achyutkneupane]

This provides option in console to prompt for missing input.

Screenshots:

For Model:

For Model with modelpath

All Submissions:

• [x] Have you followed the guidelines in our Contributing document?
• [x] Have you checked to ensure there aren't other open Pull Requests for the same update/change?

New Feature Submissions:

1. [x] Does your submission pass tests and did you add any new tests needed for your feature?
2. [x] Did you update all templates (if applicable)?
3. [x] Did you add the relevant documentation (if applicable)?
4. [x] Did you test locally to make sure your feature works as intended?

Changes to Core Features:

• [ ] Have you added an explanation of what your changes do and why you'd like us to include them?
• [ ] Have you written new tests for your core changes, as applicable?
• [ ] Have you successfully ran tests with your changes locally?

[achyutkneupane]

@lrljoe Can you review this?

[lrljoe]

Looks okay to me. Away for a bit but @rappasoft may be able to merge this in and do a release

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[achyutkneupane]

@lrljoe @rappasoft Any update on this?

[lrljoe]

Apologies, been a bit busy of late! Will look to get this reviewed and merged in this week.