You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you help me to book a flight ticket from EWR to DCA?

ASSISTANT: I am here to help you in booking your flight ticket. Can you please provide your scheduled dates of journey?

USER: My travelling dates are 11 and 13 of Sep.

ASSISTANT: Please let me know your name for reservation purpose.

USER: I am Alexander Hall.

ASSISTANT: Do you need any connecting flight for your journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other requirement for your journey to met with?

USER: No.

ASSISTANT: I have found a direct flight having a ticket fare of 200 which is provided by American Airlines in an economy class. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: I have booked your flight ticket with the flight 1005.

USER: Thank you.

ASSISTANT: You are welcome, thank you for employing us. Have a safe journey.