You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have to attend a Music Concert at Atlanta, could you please help me with booking a flight ticket from DEN to ATL?

ASSISTANT: Can you share your trip dates?

USER: I would like to depart on June 6th and return on June 8th.

ASSISTANT: Do you need any connections?

USER: I am looking for a connecting flight.

ASSISTANT: Are there any other preferences?

USER: Make sure that my return time must be morning.

ASSISTANT: May I know your name?

USER: I am Ryan Wilson.

ASSISTANT: Direct flight number 1023 with price 500 in business class is available. Is it ok?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been booked.

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

ASSISTANT: Thank you for reaching us.