java code

$7$Extra exercises for Murach $\text{'}$s ASP.NET $4\mathrm{.}6$ with C# $2015$Extra $4-1$Enhance the the Quotation applicationThe application for this exercisc 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$)$Price quotationSaes pceTeat nce $1240$The Confirmation page $($Confirm$.$aspx$)$Quotation confirmationSend confirmation toNameEmat atonsGrace opperOpen the web application for this exercise and start enhancing its pagesOpen the web application named XEx$04$Quotation in your exercises$\_$extra folder. Itincludes the aspx and code$-$behind files for the pages shown above, but the first pagedoesn't have the code for the Confim button and the second page doesn't have theSend Guotanon enExtra 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.heo comAdd the Confirn button to the Quotation page right after the Calculate button, and setits CssClass property to the btn and btn$-$primary classes.Add the Send Quotation and Return buttons to the Confirmation page, and set thePssass vaues. Aso, set the properties for the Return button so it goesOn cach page, add a label control below the buttons. For each label, set the ID to$1$bIMessage, 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 workhuten shd di dhe Cis being confirmed by getting the data from session state.Load event handier.To make this work, the Click event handler for the Calculate button of the Ouotationpage should save the sales price, discount amount, and total price in session state.Now, add that code to that event handler.When the user clicks the Confim button on the Quotation page to go to theContimaton page, the Loa event handler lor the Conmaton page sthould get theTest and refine the operation of the application.Add an event handler for the Click event of the Send Quotation button. If the entriesfor this form are valid, this handler should use the data entercd by the user to displayI nesage below the buttons that says: "Quotation sent to