You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I best serve you today?

USER: I need to visit Lyndon Baines Johnson library at Austin, TX - AUS. Can you book me a connecting flight ticket?

ASSISTANT: Sure, please share your travelling dates?

USER: I want to travel on 10/08 and recur on 10/10.

ASSISTANT: Where will you start your journey?

USER: I want to start from Phoenix, AZ - PHX.

ASSISTANT: May I know your good name please?

USER: I am William Martinez.

ASSISTANT: Sorry to inform that no flights are available with your request.

USER: Ok, no issues. Thanks for your kind assistance.

ASSISTANT: Thanks for approaching us.