You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my flight ticket from IAD to EWR?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: My travelling dates are Apr 26 and Apr 28.

ASSISTANT: Can you please share your connection limit?

USER: I need connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: United airlines is providing direct flight for you with the fare of 200 in economy class, shall I proceed with the booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked with the flight 1010.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.