TG345
Try phoning their "travel partner", Sunways Holidays 0870 241 6162 and see what they have to say.
The MAN service appears to have cease after the flight on the 13th August if you try booking flights, although their schedule doesn't show this.
CANCEL THE ABOVE CONTACT DETAIL
I have obtained a phone number for Air Scotland 041 222 2363 Fax 0141 222 2362
There is also a strange email address
[email protected]
Good luck, as the phone gets hung up after one ring!
PM me and let me know the outcome.