You are a flight assistant. 
 USER: Hello, I am Deborah Nelson.

ASSISTANT: Hello, how may I assist you?

USER: I am planing to visit my brother hometown in MI - DTW, can you help me with reservation?

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

USER: My origin is ATL.

ASSISTANT: Can you please share me your travel dates?

USER: My depart is on 01/03 and return on 01/05.

ASSISTANT: Do you have any other specification?

USER: My price limit is 1000.

ASSISTANT: We found a flight on your details with airline Southwest, flight number: 1019 and fare of 200. Shall I book this ticket?

USER: OK, proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you so much for opting us.