Hi Saurabh,
You can follow these steps:
- From Setup, enter Flows in the Quick Find box, then select Flows.
- Click the name of the flow.
- Copy the unique name of the flow.
- From Setup, enter Visualforce Pages in the Quick Find box, then select Visualforce Pages.
- Add the <flow:interview> component somewhere between the <apex:page> tags.
- Set the name attribute to the unique name of the flow.
- Click Save.
- Restrict which users can access the Visualforce page.
- Click Visualforce Pages.
- Click Security next to your Visualforce page.
- Move all the appropriate profiles from Available Profiles to Enabled Profiles by using the add and remove buttons.
- Click Save.
- Add the Visualforce page to your Force.com app by using a custom button, link, or Visualforce tab.