You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily White.

ASSISTANT: How can I help you?

USER: I have to attend a Live Concert at Detroit, could you please help me with booking a flight ticket from HOU to DTW?

ASSISTANT: Sure, could you please help me with your trip dates?

USER: I would like to depart on Sept 27th and return on Sept 29th.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight. And make sure that my depart time is evening.

ASSISTANT: There is a flight on Delta airline, flight number 1014 with the fare of 500.

USER: Please confirm the booking.

ASSISTANT: Your ticket has been booked in business class and depart time is 0:00 AM.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.