You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I need to book a flight ticket from AUS to PHX, Can you please help me for booking?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on 11/22 to return on 11/24.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preferences?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I would be return on evening.

ASSISTANT: Can you please provide your name to proceed further?

USER: Sure, Kathleen Taylor here.

ASSISTANT: Sorry, there are no flights available at your request.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for contacting us, have a nice day.