Cleartrip — Airticket booking cancellation.

1Booked flight from atlanta / mumbai and return.
2received below mentioned email from clear trip :

Alok Sharma
8:55 PM (10 minutes ago)
to CS

Hi,
Qatar Airways has rescheduled your Atlanta to Doha flight QR - 756

Old Schedule: PNR: TSA2ZM | QR - 756 | ATL Departure time: 19:10 on 24 Dec 2022, DOH Arrival time: 16:30 on 24 Dec 2022

New Schedule: PNR: TSA2ZM | QR - 756 | ATL Departure time: 19:35 on 23 Dec 2022, DOH Arrival time: 16:55 on 24 Dec 2022

Please contact us to get your tickets reissued as per new schedule.

How can you reach us?
1. Enter the trip ID and email ID used while booking on cleartrip.com/support or login to your cleartrip account
2. Select this trip ID:[protected]
3. Click on "Contact us"
4. Select "Need more help"
5. Select "flight rescheduled/cancelled by airline"
Important Note: Please re-check your itinerary to see if any of your connecting flights are impacted by this schedule change.

Regards,
Cleartrip

3 basis above details need to cancel with full refund.
4 called at your call centre and no solution for 15 days.

pls solve the issue asap.