l didn't try the reach yet to them
I'm not sure that I understand your answer .... the phrase you were trying to use might be 'to reach out to them' which is an American way of saying 'getting in contact with' or 'getting in touch with' ...
What I meant was your ability to reach ... ie stretch your arm up to a certain height above your head and therefore that you can reach (touch) a certain measurement in centimetres (or inches) standing on the floor.
Clear thought and successful use of communication in English are required by all companies seeking cabin crew or flight attendants.