You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Anderson hee.

ASSISTANT: How can I assist you?

USER: I need to attend a wedding at Philadelphia, can you please help me out in booking the ticket from Austin?

ASSISTANT: Sure, may I know your journey dates for better search?

USER: Sure, my departure date is 07/23 and return date is 07/25.

ASSISTANT: Please provide me your respective airport codes.

USER: My source airport code is AUS and destination airport code is PHL.

ASSISTANT: Please wait for a minute, Brandon.

USER: Sure, I'll wait for your response.

ASSISTANT: I found a flight in Frontier airlines with price 100. Shall I book the ticket for you?

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1007.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.