You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jessica Carter.

ASSISTANT: How may I be of your assassinate?

USER: Can you please book me a ticket from PHL to AUS to attend office meeting?

ASSISTANT: Sure, can I know your budget preference?

USER: I can afford 200.

ASSISTANT: Kindly share your planned travelling dates to proceed further.

USER: I have planned my travel date on 03/12 and 03/14.

ASSISTANT: Do you require any stopovers in your journey?

USER: Yes, I need a halt.

ASSISTANT: Just a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, unfortunately there are no flights found with your essential details.

USER: Ok, no problem.

ASSISTANT: Thanks for approaching us.

USER: Thank you.