You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please book a flight ticket from AUS to DEN?

ASSISTANT: Please provide your trip dates.

USER: I want to departure on 01/31 and please book my return ticket also on 02/02.

ASSISTANT: Please hold on for a while.

USER: Ok.

ASSISTANT: Spirit airlines with flight 1022 is available for you.

USER: Please book this flight ticket for me.

ASSISTANT: May I know your name?

USER: Sure, my name is Joseph Rodriguez.

ASSISTANT: Joseph, your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.