How to loft the edge?

Here you go ...
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Step 1:
Open the file, make a new 3D sketch, 2D sketch works too in this case ...
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Step 2:
Select the edges you want to loft then click on Convert Entities ...
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Step 3:
Your model should look like this; now close the sketch ...
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Step 4:
Click on Lofted Surface ...
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Step 5:
Select the two sketches either from the model window or feature tree and click the green arrow ...
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Step 6:
And you model is finished, it should look similar to this ...