You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be your helping hand?

USER: I'm Richard Nelson. I am planning to attend music concert at Dallas, can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, I would like to take off on 05/22 and return back on 05/24.

ASSISTANT: Do you need any connections?

USER: Yes, I need a flight with 1 connection.

ASSISTANT: Can I know your journey codes?

USER: My source airport code is SEA and the destination airport code is DFW.

ASSISTANT: Thank you for sharing your journey details./. We found a flight with number 1008 and Southwest as airline. The cost of the ticket is 200.

USER: Ok, please proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you.