In view of improving service railway has introduce a new method of booking ticket using IVRS . here customer need not to have techi friendly neither he needs any IRCTC registration or username.
But this service will not available between  8am -12pm and 11:30pm to 12:30am .This service will be assisted by dedicated customer care agent

The customer can book rail tickets on a Call using the Credit/ Debit Card. The process of booking is as follows
Steps
1) The customer calls our 24*7 helpline number-139
2) IVR offers various service options
3) Customer presses menu button 5 on the phone
4) The call is directed towards an agent
5) The agent retrieves the passenger and journey details information.
6) Post details confirmation, the agent transfers the call to PCIDSS certified IVR wherein the
 customer punches in the Credit/ Debit Card number, CVV Number, Expiry Date and OTP.
On successful transaction, the agent confirms the booked ticket information to the customer.
Ticket is delivered on customer's E-mail ID.

Soon  Train passengers will be able to use their mobile phones to book tickets using SMS that is  text-messaging-based facility or a menu-based dialling service(USSD) from July 1. This can be used with even simple feature phones to smartphones. There is no need for an internet connection and customers will not have to pay any data charges.

The IRCTC said that it has provided a simple user-guided menu to book tickets, search stations and check the availability of berths."A dedicated telephone number will soon be provided to carry out the transactions,"
For the SMS-based ticket service, customers need to register with their banks to generate Mobile Money Identifier (MMID), a seven-digit random number. For the menu-based USSD system, there is no need to register with the bank and payment can be authorized through a mobile wallet.

Six berths or seats can be booked in a single transaction through the new systems.SMS charge for booking will be Rs 3. Apart from this there will be gateway charge of Rs 5 upto ticket of Rs 5000 and for ticket above Rs 5000 there will be charge for Rs 10

Procedure for Booking