You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I want to book a flight ticket from LAS to DTW, can you please help me?

ASSISTANT: Sure, kindly mention your planned travel dates?

USER: I planned my trip on the dates Mar 20 and Mar 22.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other requirements?

USER: I prefer evening flight at the time of take off.

ASSISTANT: May I know your name please?

USER: Myself Linda Roberts.

ASSISTANT: According to your information, we have found a flight with an JetBlue airline of flight 1003 in an economy class with lay by and depart time is 20:00 hours.

USER: Yes, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.