Please choose the correct ending to complete the given sentence: Travel: [header] How to book a trip on indian railways [title] Register on the at irctc website. [step] You can login at irctc.co. In. This is an official website for booking railway tickets in india.

Ending1: Although it may ask for an indian phone number to verify, which make it tricky to register from abroad. [title] Log in to the irctc next generation eticketing system with your username and password. Ending2: [title] Take tuli to where you are travelling. [step] If you are in india and already spend a lot of time traveling, take tuli to the indian railway station. Ending3: [substeps] Get your travellers' permit as soon as possible. Take advantage of electronic ticket handling and waiting dates. Ending4: You will need to use the internet to create your reservation. Gather all your ticket numbers, date of booking, country of booking, time of booking, and passport for your trip.

Answer format: ending1/ending2/ending3/ending4