H1B, H4 Visa

Interview date - January 9th, 2020 (Hyderabad) fresh H1b

ME: good morning mam.
VO: no wish from her side.
VO: Took my passport and asked xxxxx is your client?
ME: answered (EC model)
VO: can I see LCA?
ME : showed
VO: How much do you make ?
Me: answered
VO: how do you know about this company?
ME : answered
VO: when company started?
ME: answered
VO : show me project documents and offer letter?
ME: showed
VO: what is your highest education?
ME: answered
VO: which university?
ME: answered
VO: where do you work and office address
ME: answered
VO: Have you worked for this company ?
ME: answered
VO: what is your role?
ME: Answered

VO: she said “I will hold your passport and checking/typing in system for 40 seconds and said Admin processing required then gave passport back but keep LCA , project documents, offer letter with her. (Passed on white slip with 221g refusal notice with second check box selected)

Please input your thoughts on this case. Anybody faced the similar situation, please advise.

Thanks,
Praveen