You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please reserve me a flight ticket from DCA to OAK?

ASSISTANT: Sure, can you share me your trip dates?

USER: My trip dates are Dec 31 and Jan 02.

ASSISTANT: Do you have any specifications?

USER: My return time is afternoon.

ASSISTANT: Can I know your good name?

USER: I am Steven Hill.

ASSISTANT: I found a flight with the price of 100 having one connection and return at 13:00. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight- 1016.

USER: Thank you.

ASSISTANT: Thank you for reaching us.