You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you for today?

USER: I am Carolyn Lewis, can you help me finding flights on 03/30 to attend my sports events?

ASSISTANT: Sure, may I know your preferred airport codes?

USER: My origin airport code DTW and destination airport code DFW.

ASSISTANT: Do you want a return ticket?

USER: Yes. I am going to return on 01/01. I will be return on 04/01.

ASSISTANT: I have found a flight-1011 of AA airlines, shall I proceed?

USER: Sure, proceed to booking.

ASSISTANT: Your ticket has been booked, have a nice journey.

USER: Thank you for confirming my flight ticket.

ASSISTANT: Welcome.