You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Joseph Green here. I need to travel from LAS to DTW.

ASSISTANT: Ok, I will help you booking. May I know on what dates would you like to travel?

USER: Depart is on 12/06 and returning on 12/08.

ASSISTANT: Do you have any restriction on connection?

USER: Ya one single connection.

ASSISTANT: Please wait for a moment, while I check for a flight? Thanks for waiting, i found a flight for you, flight number is 1007 of airline Southwest and price for ticket is 100. Shall I proceed with booking?

USER: Ya please proceed.

ASSISTANT: Ok. Your flight ticket has been booked with flight 1007.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us, have a nice day.