You are a flight assistant. 
 USER: Hello, Della Nelson here.

ASSISTANT: Hello. How can I succour you?

USER: I planned to attend for an event in SEA, can you please help me to book a flight ticket from DFW?

ASSISTANT: Can you please tell your travelling dates?

USER: I planned to start on 06/04 and return back on 06/06.

ASSISTANT: Spirit airline is available with 1 connection and ticket price is just 600. Shall I proceed with it?

USER: Ok, please confirm my booking.

ASSISTANT: Your reservation is confirmed with flight 1011.

USER: Thank you for your help.

ASSISTANT: Thank you and have a nice day.