You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you aid me to book a flight ticket from AUS to LAX?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Myself Joshua Parker.

ASSISTANT: Please help me with your planned travelling dates.

USER: I planned my trip on the dates Aug 6 and Aug 8.

ASSISTANT: Do you need a break in between your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preferences in your journey?

USER: I prefer morning flight at the time of depart and also make sure I prefer economy class flight with normal cost airline.

ASSISTANT: Sure, I will check with this preferences. Please allow me a minute.

USER: Sure.

ASSISTANT: Joshua Parker, I am really sorry to inform you that there are no flights available for your journey.

USER: No issue, anyway thank you for checking.

ASSISTANT: Thank you for reaching us. Have a great time.