Fix prebook max alert

app/routes/book-event.tsx

@@ -1,8 +1,6 @@
 import {
   Alert,
-  AlertDescription,
   AlertIcon,
-  AlertTitle,
   Button,
   Container,
   Heading,
@@ -130,11 +128,8 @@ export default function () {
     <Container maxW="container.md">
       <Alert display={exceededMaxBookings ? undefined : "none"} status="error">
         <AlertIcon />
-        <AlertTitle>Max pre-bookings exceeded!</AlertTitle>
-        <AlertDescription>
-          You cannot pre-book more than three events. Please wait until you
-          complete an event before trying again.
-        </AlertDescription>
+        You cannot pre-book more than three events at a time. Please wait until
+        you complete an event before trying again.
       </Alert>
       <Heading pb="32px">Book an Event</Heading>
       <Heading mb="8px" size="md">