A weightlifter has revealed how he was moved to tears by a young girl's "heartwarming" life advice during a four-hour flight. The man, who was travelling from San Francisco to Fort Wayne, noticed the child sitting alone across the aisle and decided to strike up a conversation when the drinks trolley came around. Sharing his experience on Quora, he said: "When the flight attendant comes by to take drink orders I ask if I might have two of their little bottles of water- I'm a weightlifter and a pretty big guy.

" To his surprise, the girl cheekily requested two Cokes, causing laughter among the other passengers. Despite being sat alone for the long journey, the girl seemed content, singing a catchy tune to herself. The young girl shared with her fellow passenger a song she had created, inspired by her grandmother's words: "I wonder where you are.

I wonder where you are going. Someplace important, I'm sure". She was on her way to visit her grandma and sang the song to pass the time.

He responded: "'Wow,' I say, 'That's really sweet. So, is it just you and grandma or is your mum or dad coming out later?'." She calmly informed him that her mother had already been at her grandma's for two weeks, making arrangements.

Confused, he asked what kind of arrangements. She replied: 'For Grandma's funeral'. The man recounted: "Boom.

It was like being hit in the gut. In retrospect maybe I should have seen it coming. A huge frog takes up residence in my throat and I realise she's been singing, .