You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to book a flight ticket to DFW. Can you please aid me for booking from DEN?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your planned journey dates?

USER: My trip dates are on June 11 and 13.

ASSISTANT: Do you have any class preference?

USER: I prefer an economy class.

ASSISTANT: Would you like to board a direct flight or connecting flight?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Southwest Airlines are providing a direct flight-1014 with a fare of 100. Shall I proceed with booking?

USER: Ok, please proceed for booking.

ASSISTANT: May I know your name for further process?

USER: Sure, Rachel Thomas is my name.

ASSISTANT: Rachel Thomas, your booking is confirmed successfully in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.