Quick question where are you getting married ?
Will the wedding be in Bournemouth? And would you pay travel costs if you chose someone who would incur significant costs?
How long would you like the photographer for? Couple of hours? The budget would suggest 1-2 hours.
Keep in mind that you have more chances to win a Job with Case Study as fewer Sellers will send a proposal. Moreover the Buyer has already paid a fee for it, which shows that they seriously intend to award the Job.