You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Myself Sarah Brown. I need to travel Detroit, can you please reserve flight ticket from LAS and DTW?

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are June,17 and June,19.

ASSISTANT: Do you have any preferences?

USER: I need a economy flight ticket for my journey.

ASSISTANT: You have a flight 1000 in AA airline with economy class having price 100 with a connection, Shall I proceed?

USER: Please reserve flight ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking my flight ticket.

ASSISTANT: Thank you.