You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what kind of service your looking for?

USER: Help me with booking ticket from AUS to DFW, for attending a marriage of my friend.

ASSISTANT: Sure, please share me your trip dates.

USER: Ok, my trip dates are from Jan 19 to 21.

ASSISTANT: Do you need direct flight or connecting flight?

USER: Sure, I need a connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sure, I am Ronald Williams.

ASSISTANT: May I know your class preferences?

USER: I don't have any other specifications.

ASSISTANT: We found a AA airline and 1005 is flight number with a fare of 300. Shall I proceed?

USER: Please book it.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.