If you want to direct people to specific pages on your website from your ad, you can create an ad that uses:
sitelink extensions
previous visit extensions
callout extensions
location extensions
Explanations:
To add more links to your ads, create sitelink extensions. Sitelink extensions can take people to specific pages on your site—your store hours, a specific product, or more. When someone clicks or taps on your links, they skip right to what they want. Sitelinks can encourage meaningful clicks, and can generate new business for you.
Sitelinks can take people to specific pages on your site—your store hours, a specific product, or more. When someone clicks or taps on your links, they skip right to what they want to know or buy.
Read more here: https://support.google.com/adwords/answer/2375416?hl=en