Big Bazaar / Futurebazaar / Future Retail / Hometown — Not replacing my double bed inspite of complaints and promises.

I ordered a king size double bed casablanca from Hometown Lucknow store on[protected]invoice attached). It got assembled on[protected] massage attached).Headboard deattached and I registered complaint (photoghaph attached). Technician visited on[protected] and told that this is due to use of small pins in headboard and it can't be repaired it need replacement (documents attached).The store manager Mr. Rawal Singh told me it will be completed in 10-15 days. But until now neither he has contacted me from his side nor resolved my problem. and every time I call him he says he will let me know in few minutes. Kindly solve my problem as I have given Hometown a huge amount.