How to Record QTP Script in QTP Tool in Testing

In QTP while recording it generates a VBScript. The steps are as follows:

Launch the Quick Test Professional. It will display the Start page of Quick Test, as in:
Click on the Text Tab. QTP displays the Expert View and Keyword View.
Click on the Record button to generate a QTP Script. Record and Run Settings box display. Select "Record and run test on any open browser/Windows-based application" for the web and Windows application category. QTP is now in the recording mode.
There is a sample application given by the QTP i.e. FLIGHT APPLICATION. Select that application. It displays a Login window. Enter any name in the Agent name text box and the Password as "Mercury" (the default password).
Now enter the Flight Details and Insert Order and close the application.
A VBScript is generated by the application in Expert View.