You are a flight assistant. 
 USER: Hi, I am Gregory Mitchell.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a flight ticket from ATL to HOU. Can you help me?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: 08/18 and 08/20 are my travelling dates.

ASSISTANT: Do you need any stopover?

USER: Yes, I need a break.

ASSISTANT: May I know your depart and arrival timings?

USER: I need to return in the morning.

ASSISTANT: Ok. Is there any another specifications on your trip, so that I can book a ticket as per your wish?

USER: No.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: We found a  business class ticket in delta airline with flight number-1028.

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

ASSISTANT: Your ticket has been confirmed with the connecting flight and your return time will be in the morning.

USER: Thank you for your service in booking.

ASSISTANT: Thank you for choosing us.