@Luke M
Thanks for your replay
actually in Sheet1 Range ("C37") there i mention as "Booked","Available" with Reference the D37
in D37 i use the formula as
=IFERROR(INDEX(Booking_Data,MATCH($C$20,Dates,0),MATCH($C$31,Function_Halls,0)),"")
and C20 has a Check in Date
G20 has a Checkout...