Please choose the correct ending to complete the given sentence: Travel: [header] How to visit iran [title] Do some intense research for accurate sources, whether they are travel companies or personal accounts. [title] Try to figure out the costs involved. [step] If you want to go with a prearranged tour, then you might as well contact multiple sources and compare the fares.

Ending1: [title] If you're flying, take the cheapest fares and bring them with you to return to the hotel. [step] If you're just visiting iran on a standard domestic plane, you might not want to go without a book. Ending2: [title] Try to contact the travel companies inside iran for better prices. [step] It might save you up to 60% overall. Ending3: Also dig into why you are considering stopping at this destination and how you would like to transfer the funds. [title] Weigh the pros and cons of the trip. Ending4: Ask for estimates for restaurant sizes and locations, of course. [title] Ask upfront if you are okay with timing.

Answer format: ending1/ending2/ending3/ending4