You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please help me to book a flight ticket from ATL to EWR.

ASSISTANT: Can I know your travelling dates?

USER: My trip dates are from June, 16 to June, 18.

ASSISTANT: Is there any airline preference?

USER: I am comfortable with any airlines.

ASSISTANT: Do you have any preference?

USER: I need a single connecting flight.

ASSISTANT: Let me know your name.

USER: I am Jacob Johnson.

ASSISTANT: Connecting flight can be booked with airline Southwest for price 200 having flight number 1028.

USER: Please proceed.

ASSISTANT: Ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you.