Spanish future tense

Front

I am going to

Back

voy a

Front

we are going to

Back

vamos a

Front

he is going to

Back

va va

Front

she is going to

Back

va va

Front

you are going to

Back

vas a

Front

it is going to

Back

va va

Front

What kind of verb do we need to form the future tense?

Back

infinitive

Front

Translate into Spanish: I am going to have for lunch

Back

voy a comer

Front

Translate into Spanish: I am going to have for dinner

Back

voy a cenar

Front

Translate into Spanish: he is going to have for dinner

Back

va a cenar