Infosys React Js 5 years Interview

Hi folks I got an interview call from Infosys it’s scheduled tomorrow, I declined for the interview saying my personal laptop is in Service center, they asked me to join from mobile 1 round is Techno managerial phone meeting. 2nd is f2f hr. please suggest what kind of opportunity this will be shall i prepare and ask reschedule, because im not prepared this time or I should join

currently 11 Lpa at cognizant if selected how much should I demand ? any interview tips or referrals from Infosys folks ?

Thanks in advance