By Guy Taylor TUI is set to report its half-year results on Wednesday ahead of an imminent flight from the London Stock Exchange to Germany. The travel giant’s listing will be struck off on 24 June, a move that has fuelled City concerns over the state of the UK capital’s embattled equity markets. The TUI share price has performed poorly ahead of the departure,falling over five per cent in the year to date despite strong demand for travel. But forecasts suggest the Hanover-headquartered firm will leave London in style. Analysts expect record first-quarter revenue of €4.3bn and a maiden first qu…