To open Sending options use the menu Options -> Sending.
To send your dictations you require at least one Typist Recipient. You can have multiple recipients. For example, your own assistant might be a recipient and an external typing pool might be another. When you send a dictation, you can select to whom you wish to send the dictation.
Create a new recipient using the Recipient Properties wizard.
Delete the selected recipient(s).
Set as Default
Set the selected recipient as the default recipient, for use with Send (Default Recipient) on the main window.
Modify the selected recipient's properties using the Recipient Properties dialog.
Options ~ Recipient Properties