Updated README.md with steps to use the application

README.md

@@ -27,6 +27,17 @@ To start the components individually, please follow the below instructions:
 1. To start the client-app: [client-app README.md](client-app/README.md/)
 2. To start the server: [server README.md](server/README.md)
 
+## Steps to use the application:
+
+1. For input, you can select any ORCA log file. The test log files are in the esp/test-data/orca-files.
+2. Once the input is provided, click on upload.
+3. Provide the search term
+4. Provide the lines specified as:  WHOLE or FIRST N (where N = number of lines. Ex: FIRST 5 or FIRST 10) or LAST N (where N = number of lines. Ex: LAST  5 or LAST 10)
+5. Provide the sections (cycle from which the data must be extracted) as 1 or 1,2 or 1,2,3
+6. The ‘Use total lines’ and ‘Total number of lines for output doc’ are non-mandatory fields and can be left blank.
+7. Click on the ‘Preview Output’ button to view the data extraction results
+8. Click on the ‘Download Output’ button to download the data extraction results as a WORD document
+
 ## Contributing
 
 To get started contributing to the project, see the [contributing guide](CONTRIBUTING.md).