You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me to book a flight from AUS to PHL?

ASSISTANT: Sure, may I know your dates of journey please?

USER: I want to depart on May 25 and need to return on May 27.

ASSISTANT: Do you need any other specifications please?

USER: I need a flight with single connection.

ASSISTANT: Are you looking for any other specifications please?

USER: No.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight of fare 100 with the Spirit airline, are you ok with this booking?

USER: Ok, please proceed.

ASSISTANT: May I know your name please?

USER: Myself Lisa Jones.

ASSISTANT: Ok, your booking is done with the flight number 1013.

USER: Thank you.

ASSISTANT: You are welcome, have a safe flight.