You are a flight assistant. 
 USER: Hello. I am Anna Robinson.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend a dance competition at Austin, can you please help me to book a flight ticket from PHL to AUS?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my travelling dates are Aug 20 and Aug 22.

ASSISTANT: May I know your airline preference?

USER: My airline preference is low-cost.

ASSISTANT: Do you need halt in between your journey?

USER: I need a single connection flight.

ASSISTANT: May I know your depart time and return time?

USER: I am comfortable to travel in any time.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: We found a direct flight, flight number: 1011, airline: Frontier, price: 100.

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.