You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to travel from DFW to CLT. Can you help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: I want to travel in the flight on Aug 14 and Aug 16.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your airline preference?

USER: No, I don't have any.

ASSISTANT: May I know your departure and arrival time?

USER: I don't have any preference on time.

ASSISTANT: Ok, please share your name to proceed further.

USER: Betty Walker.

ASSISTANT: Southwest airlines is having a connecting flight with a ticket fare of 100, shall I proceed with booking?

USER: Proceed to booking.

ASSISTANT: Your ticket has been confirmed with the flight-1009.

USER: Thank you for your help.

ASSISTANT: Welcome.