You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a flight from AUS to PHL, can you help me out in booking the flight ticket?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My trip dates are from  Mar 11th till Mar 13th.

ASSISTANT: Can you please tell me your name?

USER: Myself Deborah Garcia.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I need an economy class flight.

ASSISTANT: Do you have any specifications?

USER: I need to depart in afternoon session.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: That's ok, not an issue. Thank you.

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