AirlineRoute are now listing the proposed Thomas Cook operation for S18:
London Luton – Antalya eff 25MAY18 2 weekly A320 (1 weekly from 03OCT18)
London Luton – Bodrum eff 04MAY18 2 weekly A321 (32B)
London Luton – Dalaman eff 02MAY18 1 weekly A320 (4 weekly 23MAY18 – 03OCT18, 3 weekly from 04OCT18)
London Luton – Enfidha eff 01MAY18 1 weekly A320 (2 weekly 25MAY18 – 02OCT18)
London Luton – Izmir 26MAY18 – 06OCT18 1 weekly A320
London Luton – Larnaca 23MAY18 – 03OCT18 1 weekly A320
London Luton – Palma Mallorca eff 07MAY18 1 weekly A320
11 originating A320 flights in the peak (23 May to 3 Oct) plus 2 A321 (presumably on inbound W flights) from Bodrum.