Third person point of view
Luke saw how Leo learnt many things and was working hard. He could see Leo's effort. He was definitely doing his best. Even though it was all new to him, he took it up as a challenge and completed the work.
Luke was in his office and was looking through a file. He finished it and was looking at the computer. Ken walked in to discuss a few things. They were exchanging their opinions about the task at hand. " About this- " Luke stopped speaking when he noticed his phone ringing while speaking to Ken. Leo was calling him. Luke was surprised to see Leo calling him. He never really did it even when Luke always insisted on helping him. Luke picked up the call. " Hello ".