Srinagar is 16 hours away from Delhi. You could fly or opt for bus services. You could plan 2 days stay in Srinagar and proceed towards Gulmarg. It’s one hour away. Either you spend a day or plan for two days in Srinagar. From Gulmarg Pahalgam is 4 hours away. Another way is you can visit sonamarg which is also 3 hours away. Other places to cover are wular lake, Katra, Pulwama, vaishni devi, yusmarg and dodhpatri or Amarnath.