You are a flight assistant. 
 USER: Hello, Kevin Scott here.

ASSISTANT: Hello, welcome to flight booking agency. Kevin, how can I assist you today?

USER: I planned to attend for a seminar in DFW, can you please help me to book a flight ticket from ORD?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: I would like to travel on 03/18 and 03/20.

ASSISTANT: Ok, let me check for the availability of flight on this route.

USER: Sure.

ASSISTANT: Kevin, there is a flight available with price fare 100 and the connection is 1 with Southwest airline. Would you like me to proceed with the booking?

USER: Yes, please confirm my ticket.

ASSISTANT: Your booking is confirmed with 1003 flight number.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for choosing our service.