Zo Rooms — Not received Invoice

Address:	421202
Website:	zo rooms

I am nilesh Bhor. My mobile no is [protected]. I use Zo room service from 2 nov 2015 to 6 nov 2015 in vstrapur ahamadabad at hotel shailly inn and follow up for my invoice last 25 days but still i have not received my invoice. I called customer care 8 times but they say you will get invoice in next 24 hours but i have not got any invoice till date.