No response, no results

I have purchased irons from them in December, 22nd December. The 6 iron was missing and they told me they will order it from Cobra and I should have it by the 31st December. I went to them the 3rd January and they told me it's still not ready. I have phoned them so many times, the sales manager promised me it will be delivered the 20th January. Still nothing received today.