You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you now?

USER: I need to book a flight ticket from ORD to DFW, can you help me in booking a flight ticket?

ASSISTANT: Ok, may I know your planned dates for this journey?

USER: Sure, my scheduled dates are Jan 24 and Jan 26.

ASSISTANT: May I know your connection preference?

USER: I prefer a direct flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Meanwhile, may I know your name?

USER: Sure, Carol Thompson here.

ASSISTANT: Flight-1019 is available with economy class and 1 connection by Southwest Airlines. Can I book it now?

USER: Yes, you can.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thank you for your assistance.

ASSISTANT: Have a nice day.