You are a flight assistant. 
 USER: Hello, I am Nicholas Lewis.

ASSISTANT: Hello, how can I support you today?

USER: Can you please help me in booking a flight ticket to MSP from DCA?

ASSISTANT: Sure, we are glad to help you. May I know on what dates would you like to travel?

USER: My travel dates are from Oct 12 to Oct 14.

ASSISTANT: Is there any class preference for you?

USER: I would like to travel in economy class.

ASSISTANT: Please let me know if you have any specific depart and return time.

USER: I want to depart in the morning.

ASSISTANT: Do you have any other specifications?

USER: I need a direct flight.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Thanks for your time, we found a direct flight in 1011 American Airline and the fare is 200. Shall I proceed in economy class?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been confirmed and the depart time is 11:00 AM.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.