If you haven't seen the second gig - this won't make a whole lot of sense. But it's set in between episodes 17 and 18. As a note - I am of the opinion that, in the SAC at least, dreaming and such is possible as long as a ghost is present.
There was the smell of smoke, and alarms. The airplane shuddered, air masks dropping from above – but they only added to the noise of screams and prayers. It wasn't the air that would kill them, it was the fall – long, tortuous and mind boggling. She curled up in the seat – urged on by a stewardess, tears of sheer terror dripping from her face and into the darkness. Her ears were ringing; she reached for the boy beside her, squeezing her eyes shut…
And opened them to a cheerful stewardess offering her a drink. She blinked, the memory still like a bitter taste in her mouth, and sat up. "Water, please," she murmured, and then settled back into her seat as the AI gave her the drink and moved on.
Every few years, she forgot her self imposed rule not to sleep on airplanes, and invariably, she was forcibly reminded why she had made the rule in the first place. She sighed, casting about for something else to think on. Well, there was always the puzzle of her destination. Why Berlin?