YOU SAID:

You missed the bus, so you will have to walk home

INTO JAPANESE

バスに乗り遅れたので、家に帰らなければなりません

BACK INTO ENGLISH

I missed the bus so I have to go home

INTO JAPANESE

バスに乗り遅れたので家に帰らなければなりません

BACK INTO ENGLISH

I missed the bus so I have to go home