How to put line below each and every row as the result of Join expression for Textbox in SSRS

Hi Team,

For a textbox we are assigning the below expression. The textbox was placed in a table whose dataset is DataSet1

=Join(LookupSet(101,Fields!CaseId.Value,(Fields!Region.Value+";"+Fields!Jursidiction.value+";"+Fields!Entity.value),"DataSet2"),vbcrLF)

this expression will return the below result set from the "DataSet2"  show in the textbox

Region1;Jursidiction1;Entity1

Region2;Jursidiction2;Entity2

Region3;Jursidiction3;Entity3

but what customer want was a line below each row like  below kind of one column multiple row table. Please help

Region1;Jursidiction1;Entity1

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Region2;Jursidiction2;Entity2

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

Region3;Jursidiction3;Entity3

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