 struct TKQuickBooking {
   /// Localised identifying this booking option
   let title: String
+
+  /// Localised description
+  let subtitle: String?
   
   /// URL to book this option. If possible, this will book it without further confirmation. These URLs are meant to be used with an instance of `BPKBookingViewController`.
   let bookingURL: NSURL

import Foundation

struct TKQuickBookingPrice {
  /// Localised human-friendly string, e.g., "$10"
  let string: String
  
  /// Price in local currency, typically not in smallest unit, but dollars
  let localCost: Float
  

  
  /// Optional price for this option
  let price: TKQuickBookingPrice?

  /// Localised human-friendly string, e.g., "$10"
  let priceString: String?

  /// Optional ETA for this option. This is the expected waiting time.
  let ETA: NSTimeInterval?
}
