You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I'm planning to participate in mechanical workshop, can you please book a ticket from DTW to LAS?

ASSISTANT: Sure, may I know your good name please?

USER: My name is Elizabeth Allen.

ASSISTANT: Can you please share your planned travel dates?

USER: Sure, my planned departure and return travel dates are 27th and 29th of Aug.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I prefer both.

ASSISTANT: Do you have any particular time for departing and returning?

USER: No, I don't have any other specifications.

ASSISTANT: We found American airline with economy class and flight number is 1024 with arrival time is 8:00 hours and departure time is 0:00 hours.Shall I proceed for booking?

USER: That's fine, you can proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you so much for your help.

ASSISTANT: You are welcome.