You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How exactly I can serve you the best today?

USER: Please book a ticket from Dallas & Fort Worth, TX-DFW to Austin TX-AUS.

ASSISTANT: Sure. May I know, when you are going to start your journey?

USER: Journey dates are from 12/04 to 12/06.

ASSISTANT: We are happy to inform you that there is a flight that matches with your information. Having a AA airline of price  200 in 1005 flight. Shall I reserve it with a connecting flight?

USER: Please book a ticket.

ASSISTANT: To reserve a ticket, may I have your name?

USER: My name is Linda Johnson.

ASSISTANT: Confirm of a ticket with your name was done.

USER: Thanks for confirming ticket.

ASSISTANT: Thank you.