How to Bind String values on both the axes, x and y axis in asp chart?

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ASP.NET

chart

error in binding string values to both x and y axis in asp.net Chart.
How to bind string values to both the axis, x and y axis on asp Chart.
e.g. x axis- Customer Name y-axis follow up time(which in string(varchar in sql server) i.e. 4:30 PM or say, 11:45 AM)

Here goes my screenshots for reference.....
http://postimg.org/gallery/h55i58yk/09e12ba5/
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