You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am Daniel Thompson. I am planning to travel from Detroit MI-DTW to Las Vegas NV-LAS.

ASSISTANT: Sure, May I know your journey dates? Can you please provide me your journey dates?

USER: Ya sure. My depart is on 10/09 returning on 10/11.

ASSISTANT: Ok, Please wait. We found Southwest airline with number 1022 and price is 100 matches your data. Shall I proceed for booking?

USER: Ya please proceed.

ASSISTANT: Your booking has been done. Thank you.