How about a little more creative routing (albeit it would be 3 zones to ABQ)
Dates are hypothetical

Friday, August 5, 2011
92 Silver Star (MIA - RGH)

Depart: 11:50 am, Fri, Aug 5, 2011
Arrive: 8:43 am, Sat, Aug 6, 2011
Duration: 20 hr, 53 min

Saturday, August 6, 2011
79 Carolinian (RGH - GRO)

Depart: 4:50 pm, Sat, Aug 6, 2011
Arrive: 6:27 pm, Sat, Aug 6, 2011
Duration: 1 hr, 37 min
Amenities
19 Crescent (GRO - NOL)

Depart: 12:22 am, Sun, Aug 7, 2011
Arrive: 7:32 pm, Sun, Aug 7, 2011
Duration: 20 hr, 10 min

Monday, August 8, 2011
1 Sunset Limited (NOL - LAX)

Depart: 11:55 am, Mon, Aug 8, 2011
Arrive: 8:30 am, Wed, Aug 10, 2011
Duration: 46 hr, 35 min

Wednesday, August 10, 2011
4 Southwest Chief (LAX - ABQ)

Depart: 6:15 pm, Wed, Aug 10, 2011
Arrive: 11:42 am, Thu, Aug 11, 2011
Duration: 16 hr, 27 min


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You could do this and keep it to 2 zones by stopping in El Paso and make the 4 hour drive up I25 and keep it less crazy, avoid chicago/NEC, get to spend a night in new orleans

Sample iten


Friday, August 5, 2011
92 Silver Star (MIA - RGH)

Depart: 11:50 am, Fri, Aug 5, 2011
Arrive: 8:43 am, Sat, Aug 6, 2011
Duration: 20 hr, 53 min

Saturday, August 6, 2011
79 Carolinian (RGH - GRO)

Depart: 4:50 pm, Sat, Aug 6, 2011
Arrive: 6:27 pm, Sat, Aug 6, 2011
Duration: 1 hr, 37 min
Amenities
19 Crescent (GRO - NOL)

Depart: 12:22 am, Sun, Aug 7, 2011
Arrive: 7:32 pm, Sun, Aug 7, 2011
Duration: 20 hr, 10 min

Monday, August 8, 2011
1 Sunset Limited (NOL - ELP)

Depart: 11:55 am, Mon, Aug 8, 2011
Arrive: 4:15 pm, Tue, Aug 9, 2011
Duration: 29 hr, 20 min