how to display a message from database SQL to visual studio

Question

hi every one ama coming back again on this nice website which is helping me a  lot in asp.net 

but now am coming back with a question in sql server.

i have a problem of how i can display a message from database to the interface in asp.net

i can do this when it is about an error but i want to display a message telling to the student 

that the assignment date is approching in 3 days how can do this? i can print a message but i do not know 

how i can in visual studio because it will not be as an error . THANK YOU SO MUCH!

HERE BELOW THIS IS MY CODE

---------------------------------------------

USE [DBOACS]

GO

/****** Object:  StoredProcedure [dbo].[assgnmentcheckDeadLlinePeriod]    Script Date: 07/05/2013 14:04:22 ******/

SET ANSI_NULLS ON

GO

SET QUOTED_IDENTIFIER ON

GO                                                    -- THOSE THE FIELD IN THE TABLE STUDENTSENTASSIGNMENT   DateSent is the date on which the student will send it

ALTER procedure [dbo].[assgnmentcheckDeadLlinePeriod](@CourseCode nvarchar(50),

                          @AssignmentDescription nvarchar(400),@AssignmentFileName nvarchar(80),@assignmentFilePath nvarchar(550), @DateSent datetime,

                           @StudentId nvarchar(50))

as

declare @DATEEXPRE datetime

set @DATEEXPRE = (select max(AssignmentDeadLineDate) from LecturerAssignmentTable where AssignmentDescription = @AssignmentDescription)

if (@DATEEXPRE>@DateSent)

begin

INSERT INTO [DBOACS].[dbo].[studentSentAssignmentsTBL]

        VALUES   (@CourseCode,@AssignmentDescription,@AssignmentFileName,@assignmentFilePath,@DateSent,@StudentId)

end

else

begin

raiserror('Sorry you are too late to send this assignment!',16,1)

end

---- changing date

--

--declare @days int

--set @days=datediff(day,getdate(),'6/25/2013 12:00:00 AM')

--  if(@days=3)

--begin

--raiserror('your ass is remainning with 3 days',16,1) 

--end

----end chaking dates

--     else

--    begin

----raiserror('Sorry you are late to send this assignment',16,1) 

--         END

--exec assgnmentcheckDeadLinTimes 'INSY 765','testass','df','','7/19/2013','12121'