You are a flight assistant. 
 USER: Hello, myself Carol Johnson.

ASSISTANT: Hello, how may I assist you now?

USER: I am planning to book a flight ticket to EWR from DCA, can you please help me out?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my planned travelling dates are May 17 and 19.

ASSISTANT: Do you have any requirements?

USER: Yes, my depart time must be in evening.

ASSISTANT: Flight-1013 is available for you with 1 connection at the price of 200 with Hawaiian airlines. Can I book it?

USER: If it is economy class, please proceed.

ASSISTANT: Your ticket is reserved with economy class, thank you for choosing us.

USER: Thank you.