Dear Sir / Ma'm, with a score of 448 and being a reserved category student, you can expect the following colleges in the state quota category as with this score, you won't be able to get any college through the 15% All India Quota Counselling :

From Rajasthan :

Geetanjali Medical College and Hospital, Udaipur

Mahatma Gandhi Medical College and Hospital, Jaipur

NIMS University, Jaipur

among the private medical colleges in Rajasthan. 

Whereas with this cut-off, you won't be able to get a medical college in Delhi in spite of the reservation.