2015551234,04/29/21,Optional field
12015551236,06/29/21,Optional field
1201-555-1237,20210711,Optional field
(101)5551239,06/29/2021,Optional field
201555-1230,07/29/2021,Optional field
(201)5551222,20210829,Optional field

Note: All of the telephone number and date formats are valid.