Lyyod AC - Split 51 Ac Newly Not Working

We Purchased lyyod Split AC *in* Model From Delhi Darbar Canteen Shop, After Installtion on **th March'****, We could not use for **-**Days, After switching it's was not working and we raise complaint on **rd April'** wide no. **************, after * days Engg visit and informed that Gas was Leaked and i forget to tie up the screw, and will get Gas Cylinder and come Back after * days no response from Service Centre and They himself Mention in remark that, due to Heavy rain and electricity we could't attend the call, and kep pending Till **th,
Even they stop picking phone and not responding now, and service Centre replying that we have exclate your complaint and soon will be attended, this is the service by lyyod