You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Nicholas Lopez. Please book me a ticket from DEN to AUS to meet my family?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: I have planned to travel on 06/09 and 06/11.

ASSISTANT: Do you need any break?

USER: I need a halt.

ASSISTANT: We found a Southwest airline, flight number:1004 and the price is 100.

USER: Please book this ticket.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for consulting us.