You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what sort of help are you seeking from me?

USER: Myself Catherine Phillips. Can you help me in booking flight ticket from EWR to AUS?

ASSISTANT: Sure, I am ravish to help you.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My trip dates are Sept 24 to Sept 26.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: My depart time should be afternoon.

ASSISTANT: Do you need any whistle stop in between your journey?

USER: I need a connecting flight.

ASSISTANT: Sorry to inform you that there are no flights available on your preferable dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for reaching us.