Pet transportation with Corendon Airlines is possible for small dogs and cats weighing up to 8 kg, including their carrier. Passengers must notify the airline in advance and pay a fee for the pet to travel in the cabin. The pet must remain in its carrier under the seat in front of the passenger for the duration of the flight. It is important to check the specific requirements and restrictions for pet transportation with Corendon Airlines before booking your flight. **

At Airberlin Airlines, passengers can transfer their tickets to another person by contacting the airline's customer service. The transfer can be done for a fee and is subject to availability. As for seat reservations, passengers can select their preferred seats during the booking process or at any time before their flight through the airline's website or customer service. There may be an additional fee for certain seat selections, such as extra legroom or preferred location seats. **

Airlines typically earn the most in the business and first class of transportation. These classes offer premium services, such as more comfortable seating, better food and beverage options, and additional amenities, which come with higher price tags. Business and first class passengers are willing to pay a premium for these enhanced services and comfort, making them the most profitable for airlines. **

Not all airlines become budget airlines like Ryanair because there are different market segments within the airline industry. Some airlines choose to focus on providing premium services and amenities to attract high-paying customers, while others target budget-conscious travelers. Additionally, the business model of budget airlines, which relies on high aircraft utilization, point-to-point routes, and ancillary revenue, may not be suitable for all airlines. Furthermore, some airlines may have established brand identities and customer bases that are not aligned with the budget airline model. **

No, Delta Airlines allows passengers to add luggage to their reservation online, through the mobile app, or by calling their customer service. Adding luggage at the airport is also an option, but it may result in higher fees compared to pre-purchasing. It is recommended to add luggage to your reservation in advance to save time and money. **

You can buy a ticket for Turkish Airlines and make a reservation through their official website, mobile app, or by contacting their customer service. Simply visit the Turkish Airlines website or app, enter your travel details, select your desired flight, and proceed to payment. You can also call their customer service to make a reservation and purchase a ticket over the phone. Additionally, you can visit a Turkish Airlines ticket office or authorized travel agency to buy a ticket and make a reservation in person. **

Small airlines are typically regional or low-cost carriers that operate with a smaller fleet of aircraft and offer limited routes compared to major airlines. They often focus on serving specific regions or niche markets, providing more personalized service and often lower prices. Small airlines may not have as extensive a network or as many amenities as larger airlines, but they can offer a more intimate and efficient travel experience for passengers. **

All major airlines prioritize safety as their top priority, so it is generally safe to fly with reputable carriers such as Delta, American Airlines, United, Lufthansa, Emirates, and Singapore Airlines. These airlines have strong safety records, well-maintained aircraft, and experienced pilots. It is always recommended to check the safety ratings and reviews of any airline before booking a flight. **