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$7$Extra exercises for Murach $\text{'}$s ASP.NET $4\mathrm{.}6$ with C# $2015$Extra $4-1$The application for this exercise is an enhanced version of the one for exercise $3-1.$ First,the Quotation has a confirm button to the right of the Calculate button. Second, theConfirm button redirects to a Confirmation page.The Quotation page $($Default$.$aspx$)$Enhance the the Quotation applicationPrice quotationSales prceDscout percetDscount amountTotal prceThe Confirmation page $($Confirm$.$aspx$)$Saes prkceDecoet ancuetQuotation confirmationTo prce $1150$Name$1215020$$$11250$Send confirmation toEma atress graceyaoo cotOpen the web application for this exercise and start enhancing its pages$1.$ Open the web application named XEx$04$Quotation in your exercises $\_$extra folder. It$1150$includes the aspx and code$-$behind files for the pages shown above, but the first pagedoesn't have the code for the Confirm button and the second page doesn't have theExtra exercises for Murach $\text{'}$s ASP.NET $4\mathrm{.}6$ with C# $2015$code for either of the buttons that are shown. And neither page has the code for thelabel with the message that's displayed below the buttons$\mathrm{.}2.$ Add the Confirm button to the Quotation page right after the Calculate button, and setits CssClass property to the btn and btn$-$primary classes$\mathrm{.}3.$ Add the Send Quotation and Return buttons to the Confirmation page, and set theappropriate CssClass values. Also, set the properties for the Return button so it gocsback to the Quotation page and doesn't cause validation.GraceHoper$4.$ On each page, add a label control below the buttons. For each label, set the ID toIbIMessage, the CssClass to text$-$info, and the Text as shown above$\mathrm{.}5.$ Test the application to see how it's going., and make any adjustments.Add the C# code that makes the application workLoad event handler$\mathrm{.}6.$ Create a Click event handler for the Confirm button of the Quotation page. Thisbutton should redirect to the Confirmation page, which will display the quotation thatis being confined by getting the data from session state$\mathrm{.}7.$ To make this work, the Click event handler for the Calculate button of the Quotationpage should save the sales price, discount amount, and total price in session state.Now, add that code to that event handler$\mathrm{.}8.$ When the user clicks the Confirm button on the Quotation page to go to theConfirmationon n$9.$ Add an event handler for the Click event of the Send Quotation button. If the entriesfor this formm are valid, this handler should use the data entered by the user to displaya message below the buttons that says: "Quotation sent to