How to create a conversion id and conversion label in google ads? 

Login to your Google Ads accounts to create a Conversion Id and Conversion label for tracking.
When you login into your Google ads account, you can see the dashboard with data of your campaigns and a few tabs in the header. Click on tools and settings and select conversions, when you click on Conversion, you will land on a page where in the left corner you can see a new conversion action button. Let's create one new conversion action and see how we can get our ID and label. On clicking the Conversion action button, it will ask me to select the kind of conversion I am trying to create, here I will select Website, as I am running a campaign on my website. As we have selected a website here, we will get the domain validated, Once my domain is validated I can start creating my Conversion action. Here we will create conversion actions manually using code, to get see the Conversion id and label. Click on Add a conversion action manually and add Conversion action details Select your goal and action form the category sheet, here we are selecting purchase event, Add name to your Conversion and you can add value so at time of conversion you count on number of conversions.
Save the action and continue, here you can either set up your action via Google tag or Google tag manager
Here as we using GTM, so we will click on GTM and see our created Conversion ID and Conversion label under GTM tab.
We can click on done and got to all Conversions screen, where we can see our purchase action created and available.
This is how we can create Conversion ID and label in Google ads