My mum is disabled and she needed a recliner chair...

My mum is disabled and she needed a recliner chair this all started on the 12 of April with a salesman coming to my mum's house. The salesman was very good explain everything so we put an order in and they said it would take 6 weeks . The sale team phone me to say they are coming on the 18th May came and the chair would come between 9 in the morning and 5 teatime got a knock on the door at 6.50 and it was the delivery team with no call not very good gets the chair in to the house to find out it's the wrong one so phone up to complain and they had to re make my mum's chair. They said it would be another 6 weeks but has been 5 not acceptable at all which brings it to the 13 of June got an other call to say it would be the 13th of June and they said it would be at 10.50 and get a call to today at 8.32 to say they will be with me at 8.45 . When the sale team said there dilvery team starts at 9 in the morning WHAT A LOADS OF LIES