It is acceptable to apply for a Schengen visa using a fake ticket. It is a valid and well-respected custom. A dummy ticket is a fictitious or simulated airline ticket that has all the information required to apply for a Schengen visa, including the reservation code, airline name, and flight dates.
There are several advantages to applying for a Schengen visa using a fictitious airline... https://www.airdummyticket.com/