أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
The most important is understanding, if the number of customers are more look for their dialect speaking employer. if one use deaf language
through picture or diogram of the particular items
Never say, "I don't understand", or "I can't speak English".
early on in your conversation with other English speakers, make your true ability clear. Say something like:
English isn't my first language, so please speak simply.
Have a smiling approach and wish him guessing his attire. Check his personal documents if any or ask his ID by showing your ID.. This will give you information about his/her nationality, religion and language. Then check out if any body among staff is knowing his language. If yes, take his/her help if not then refer to seniors who have experience of handling such cases and stay with them to observe and learn. the handling.
to respond to such situations hire a legal translater if the situation is frequent. if it is occasional case, persuade him to bring him friend who understands other similar language.