You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am a firefighter, I am planning to visit Denver firefighter's museum. Could you book a ticket from ATL to DEN?

ASSISTANT: Sure, let me know your dates?

USER: My journey dates are 11/24 and 11/26.

ASSISTANT: Flight-1014 is available by Spirit airlines. Shall I book it?

USER: Please confirm my ticket.

ASSISTANT: Booking done.

USER: Thank you for assisting me.

ASSISTANT: Have a safe flight. Thanks for reaching us.

USER: Thanks.