Generate time interval

[PapithaSekar1]

l need help to generate time interval.

I have one drop down for time interval and different start and end time values for each days. 
Image 1: user will select week from calendar and select time interval from booking slot drop-down, specify time duration fro each day

Image 2: According to the selection in image 1 ,, i would like to display time interval on days basis

Can anyone help me with this. 

[PapithaSekar1]

Hi,
Am able to generate time interval, i need help with date, can someone help me.

To generate Time interval i have used 
ClearCollect(ColInterval,ForAll(Sequence(Value(Ti_Seq.Text),0 ,Value(Dropdown1.Selected.Value)),DateAdd(DateTimeValue(Ti_StartTime.Text),ThisRecord.Value,Minutes)));
ClearCollect(TimeSolution,AddColumns(ColInterval,"Time",Text(ThisRecord.Value,"hh:mm")));

DateAdd function taking present date. I want to use the date from another gallery . Can someone help me