Patanjali Ayurved — Denied to provide bill

Address:

New Delhi, Delhi, 110092

Today i purchased patanjali thandai for rs.185 from patanjali dealer named reena store, e-121, , rohini complex, block wa, nanakpura, shakarpur khas, shakarpur, delhi 110092. When i asked for bill. She denied saying we don't give bill..It is only there in chikitsalya. When i purchased a product and have paid maximum retail price, they have to provide bill. Please take appropriate action and respond as i will take the matter to consumer forum.