use this function ...
Public Function ReportDateFilter(Date1 As Date, Date2 As Date, DataField As String) As String
Dim A1 As String
Dim b1 As String
Dim c1 As String
Dim d1 As String
Dim E1 As String
Dim f1 As String
A1 = Format(Date1, "yyyy") & ","
b1 = Format(Date1, "mm") & ","
c1 = Format(Date1, "dd")
d1 = Format(Date2, "yyyy") & ","
E1 = Format(Date2, "mm") & ","
f1 = Format(Date2, "dd")
ReportDateFilter2 = "{" & DateField & "} in Date (" & A1 & b1 & c1 & ")" & " " & "to Date (" & d1 & E1 & f1 & ")"
End Function
' and in form call function as follows
cry.SelectionFormula = ReportDateFilter(fromDate.Text, Todate.Text, "tablename.Datefield")