You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me in booking flight ticket from EWR to DCA.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are July 16 to July 18.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Any other requirements to be met?

USER: I need a direct flight in normal cost airline.

ASSISTANT: May I know your name?

USER: Janet Garcia here.

ASSISTANT: American airlines flight- 1020 of price 100 with direct flight in economy class matches your given details, shall I proceed?

USER: You can proceed.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.