You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I have to attend seminar at DFW, can you please help me to book a flight ticket from DTW?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my travelling dates are Nov 05 and Nov 07.

ASSISTANT: Do you have any specifications?

USER: My class preference is economy.

ASSISTANT: May I know your good name please?

USER: My name is Jacob Williams.

ASSISTANT: Please wait for a moment.

USER: Sure, take your own time. I need a direct flight.

ASSISTANT: There is a direct flight available on your requested dates from Spirit airlines with arrival time 18 PM and depart time 5 AM, shall I confirm your booking?

USER: Ok, please confirm the booking.

ASSISTANT: Your ticket is booked with flight 1011.

USER: Thank you for your help.

ASSISTANT: You are welcome.