M frontend/containers/NewPassengerDialog/AddPassengerCommonFields.tsx → frontend/containers/NewPassengerDialog/AddPassengerCommonFields.tsx

@@ -11,12 +11,23 @@ name: string;
   setName: (name: string) => void;
   email: string;
   emailError: boolean;
+  optionalEmail?: boolean;
   setEmail: (email: string) => void;
 }
 
-const AddPassengerCommonFields = ({name, setName, email, emailError, setEmail}: Props) => {
+const AddPassengerCommonFields = ({
+  name,
+  setName,
+  email,
+  emailError,
+  setEmail,
+  optionalEmail,
+}: Props) => {
   const {t} = useTranslation();
   const classes = useStyles();
+  const emailPlaceholder = t(
+    `travel.passengers.email_placeholder${optionalEmail ? '_optional' : ''}`
+  );
 
   return (
     <Fragment>
@@ -57,7 +68,7 @@ fullWidth
           label=""
           error={email && emailError}
           helperText={email && t('travel.passengers.email_helpertext')}
-          placeholder={t('travel.passengers.email_placeholder')}
+          placeholder={emailPlaceholder}
         />
       </Box>
     </Fragment>

M frontend/containers/NewPassengerDialog/AddPassengerToTravel.tsx → frontend/containers/NewPassengerDialog/AddPassengerToTravel.tsx

@@ -78,6 +78,7 @@ <AddPassengerCommonFields
             email={email}
             emailError={!emailValidated}
             setEmail={setEmail}
+            optionalEmail 
             name={name}
             setName={setName}
           />

M frontend/locales/en.json → frontend/locales/en.json

@@ -166,6 +166,7 @@ "location_helper": "Indicate your preferred departure location",
       "location_placeholder": "Meeting place (optionnal)",
       "email": "Email",
       "email_placeholder": "Email",
+      "email_placeholder_optional": "Email (optional)",
       "email_helpertext": "Email is not valid",
       "name": "Name",
       "name_placeholder": "Name"

M frontend/locales/fr.json → frontend/locales/fr.json

@@ -166,6 +166,7 @@ "location_helper": "Indiquez votre lieu de départ de préférence",
       "location_placeholder": "Lieu de rencontre (optionnel)",
       "email": "Email",
       "email_placeholder": "Email",
+      "email_placeholder_optional": "Email (optionnel)",
       "email_helpertext": "Email non valide",
       "name": "Nom",
       "name_placeholder": "Nom"