[Resolved]  Air India Express — no ticket received after booking and complete payment done

I had done booking for 20 apr 2020 from coimbatore to lucknow for 3 person.
After the completion of all the details and payment done, not received the ticket anywhere.
It is confirmed that a payment of rs 19, 536 has been deducted from my sbi account -[protected].

Details of passenger name
Mr sanjeev singh
Mrs shivangini singh
Ms tavishi singh

Frequent flyer no[protected]
Even after lot of emails sent to them no response received.