Task: I had to travel to Melbourne , Australia due to some official purposes . Search for flight from Dundee Airport to Melbourne Airport for 24th October for 1 Adult in the Economy class in the Booking.com app
Steps:
Open the Booking.com app
Go to the flights tab
Select the One way flight type
Click on the Origin point search bar
Delete the previous text in the search bar
Type Dundee Airport in the search bar
Click on the DND Dundee Airport 
Go to the destination point search bar
Select the second recent search i.e MEL 
Go to the dates section
Swipe down for the October month
Set the departing date to 24 October
Click on the Done button at the bottom of the screen
Click on the search button
Click on the search button