Lufthansa — refund of cancelled tickets

Address:

PRESTIGE SUNRISE PARK, BIRCHWOOD-2036, NEO TOWN ROAD, ELECTRONIC CITY PHASE-1

Please refer my pnr no: u7ek5j. All tickets with this pnr have been cancelled on 14 march, 2020. The travel iteniary is;
A) 22 april, 20: bangalore to frankfurt, 2 passengers
B) 27 april, 20: frankfurt to austin (Usa), 2 passengers
C) 06 october, 20: austin to frankfurt. 2 passengers
D) 06 october, 20: frankfurt to bangalore (India), 2 passengers

I have not received any refund so far. Please expedite the full refund immediately under intimation to me over mu email: [protected]@yahoo.com

Regards,
Surendra kumar pandey
Mobile: +91 [protected] / +91 [protected] (India)