Thanks for the help.
here is the final code:
Private Sub btn_EnterDate_Click()
Dim oRng1 As Word.Range
Dim oRng2 As Word.Range
'Tests for missing data
If Me.txt_MeetingDate = "" Then
MsgBox "You Must Enter a Meeting Date!", vbCritical
Exit Sub
End If
If Me.txt_Attendance = "" Then
MsgBox "You Must Enter the number of Members Present!", vbCritical
Exit Sub
End If
'Populates the Meeting Date and Attendance bookmarks
Set oRng1 = ActiveDocument.Bookmarks("MeetingDate").Range
oRng1.Text = ActiveDocument.Bookmarks("MeetingDate").Range.Text & Format(Me.txt_MeetingDate.Value, "mmmm dd yyyy")
ActiveDocument.Bookmarks.Add "MeetingDate", oRng1
Set oRng2 = ActiveDocument.Bookmarks("Attendance").Range
oRng2.Text = ActiveDocument.Bookmarks("Attendance").Range.Text & Me.txt_Attendance.Value
ActiveDocument.Bookmarks.Add "Attendance", oRng1
ActiveDocument.SaveAs2 FileName:= _
"https://d.docs.live.net/5714a16a6ec03b8a/Auxiliary%20Secretary%20Burlington%203242/Archive%20Folders/Minutes/Minutes%20-%20Pending%20Archive/Minutes" & " " & Format(Me.txt_MeetingDate.Value, "yyyy-m-d") & ".docx" _
, FileFormat:=wdFormatXMLDocument, LockComments:=False, Password:="", _
AddToRecentFiles:=True, WritePassword:="", ReadOnlyRecommended:=False, _
EmbedTrueTypeFonts:=False, SaveNativePictureFormat:=False, SaveFormsData _
:=False, SaveAsAOCELetter:=False, CompatibilityMode:=15
frm_MeetingDate.Hide
MsgBox "Your Document has been saved to the proper location.", vbInformation
End Sub