> I would like to ask that, prior to actually proceeding on the mission, everyone gets a chance to 'put their affairs in order.' Give each character some time to go about their business and routines in the city so everyone can get a feeling for them, before they're called to the Airship docks - something like that.

No worries, there will be a small period of time before the twins show up with their request, along with another period of time after they make their request for things to be done