And how exactly would you know if he is bullchitting you? Sweetheart it is not a job interview, pretty much everything is written on the resume in that case, and the interviewer - having several years of experience - can pretty much tell a professional from a tongue-commando.
In this situation, the lady doesn’t have much experience with interviewing people. These ‘interviews’ go pretty much on personal integrity and honor, and hence are high risk.
Either she goes with intuition and an educated guess based on her and her family’s assessment of the man and his family and prays that Allah sorts things out well for her, OR she could hire bond, james bond to spy on the man and see what he actually is about.