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To do this, we had to develop a query multiplication script based on typical frequency semantics, as the theme of flight tickets is too broad to collect them. This is only my development, analogues have not yet met. I call this function a typizer of semantics.
TZ on the development of the script (incomplete :)) - https://tpv.sr/uh7bIV/
The script included pre-prepared data, which was prepared in Sublime Text and Excel.
An example of generation before script processing is https://tpv.sr/uh7bIW/.
Example of the city flights - https://tpv.sr/uh7bIU/
I do not describe the competitor analysis process.