It is really nearly impossible to do it in that time, for organic you need more days than 7, just think how much time need for these steps:
Define a Keyword List
Good Content Will Win Out in Organic Rankings
Create Cornerstone Pages
Optimize Your Page Titles
Use Keyword Variations as Anchor Text for Internal Linking
Optimize Your Site for Mobile
Say No to Black Hat Techniques
Increase Your Social Presence
Employ a Link Building Strategy
Track The Visitors and Leads Your SEO Is Driving
Use google search console to get organic keyword. Anyway it is impossible to get within 5-7 days.Hi i have new site how to Get organic keywords with 5 to 7 days