You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I want to book a ticket from SEA to DFW, can you help me?

ASSISTANT: Sure, may I know your name please?

USER: I am Samuel White.

ASSISTANT: Please let me know if you need a connecting flight.

USER: I need a connecting flight.

ASSISTANT: Kindly mention your planned travelling dates to proceed further.

USER: My travel dates are Dec 16 and 18.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Thank you for sharing your journey details, we found a economy class ticket in Delta airline with the flight number-1012. Shall I book the ticket?

USER: You can book it.

ASSISTANT: Your seat has been reserved with the connecting flight.

USER: Thank you for booking.

ASSISTANT: Thank you.