You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Sarah Nelson. I am planning to attend live concert at IAH, can you please help me with booking a flight ticket from DFW?

ASSISTANT: Sure, can I know your travel dates?

USER: Sure, I would like to take off on 09/20 and return back on 09/22.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: The flight 1001 of Delta airlines is available on your requested dates with a price of 100 and with 1 connection. Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Sarah, your reservation has been done successfully.

USER: Thank you for your help.

ASSISTANT: You are welcome.