A screenshot of an SMS conversation between a stranger and myself.

Stranger: Hey
Me : Ban là ai?
Stranger: Hey I'm Hazel. Am I talking to Kelly?
Me: Töi không nói tiëng Anh.
Me: Ban có nói tiêng Viêt không?
Sometimes when I get unsolicited messages that are probably spam, I pick a language at random and reply in it instead of in English.