You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Joshua Edwards.

ASSISTANT: How can I assist you?

USER: I would like to meet my friend at Dallas, will you help me in booking the flight ticket from AUS to DFW?

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

USER: My preferable journey dates are 08/22 and 08/24.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait for your response.

ASSISTANT: I found a flight in Southwest airlines with price 200. Shall I book the ticket for you?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1012.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.