SharePoint Calendar displaying wrong date

Hi,

 

i have created SP calendar (SP 2013) using SP workflow 2010.

 

Facing issue, 

 

User  Leave Request created      Start Date & End Date             Calendar Display Date

A          30/09/2019                      10/10/2019-20/10/2019            01/10/2019-10/10/2019

 

 If i created request today (30/09/2019 )  for period from10/10/2019 to 20/10/2019. its taking created request (30/09/2019) next day (01/10/2019 to start date (10/10/2019)).

 

Thanks