Possible Clues:

• Called in head of accounts concerning order
• That's in order to get it to the mountains, by the sound of it
• Order the artist to turn back before reaching mountain
• Organise a run over mountains
• Set
• Order an assortment over the phone
• The artist manages to turn up over the mountains
• Set out
• Put in order — organise
• Do the work of a florist or an orchestrator