Possible Clues:

• Last thing said is 'We're tumbling in an avalanche'
• Sounds as if there's forty in good health - sounds like a good buy like 27 across
• See you later. When we're packed, drop round
• Parting from soldier we encountered in autumn
• See you charge correctly!
• After food we will give a final message
• Randal's was great and grey
• Get off successfully with good wishes at parting
• Spring food served before valediction
• 5 to bowl over in autumn