How to copy the phone from the Task Client card to the process phone

Є task i in nіy є Client at the card of whatever my phone is, variable user.user_phone We removed the order from the site, the phone number of the order is recorded in the process field, the order.order_clientphone variable CONDITION Having tried a couple of tricks with the procedure: Calculate and write the value to the additional field if the conditions are met (If the Phone field from the client card is not empty, we copy the value from the new field in the Addendum field to the Phone registration.bp process) In the new, trying to change the changes in the format: {|$user.user_phone|} [user.user_phone] didn't ask {|$clientphone|} - after setting, change the phone itself to the process Tobto all did not give the necessary result Copy process fields (Copy Order Phone.bp in the Process Client Phone field. What kind of way and how many variables to write down the phone from the card to the phone process?