25 May 2011
A TOUR &TRAVEL CO. WHICH ENGAGE IN BOOKING OF TICKETS & EARN SERVICE CHARGES THEEOF CAN BOOK INCOME ON TICKETS WHICH BOOKED IN MARCH-11 FOR MAKING TRAVEL IN APRIL & MAY-11. i.e. bill date is of march-11 but travel date is of Apr & may-11
26 May 2011
Revenue from service transactions should be reecognised as and when service is performed, as in your case service is already completed when ticket is booked & deliverd thus it should be recognised in the month of March.