Please follow the given steps to configure Contact form section:

• Go to Appearance> Customize>Homepage Settings>Contact Form Section
• Check Enable Contact Form Section for it appear on your homepage.
• Section Select a page for the Portfolio Section
  • The title of the selected page will be displayed as the section title
  • The content of the selected page will be displayed as the section description.

Note: For Options relating to contact form for Install and activate Contact Form 7  

• Enter the Short code for your contact form.
• Click Save and Publish.