Relax... you have found a reliable bathroom fitter in Welwyn Garden City. LE Heating is a friendly and reliable company based in Welwyn Garden City who consider no job as too big or too small. Qualified, professional bathroom fitters with years of experience in the industry.
"Gas cooker, but the correct connection/hose/fitting isn’t there. I need a Gas Safe engineer to come out, supply whatever approved connector/hose is required, connect the cooker and fully safety-check/commission it."