You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Could you help me in booking a flight ticket from PHX to DCA?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I want to fly on Mar 09, return on Mar 11.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Andrew Nelson.

ASSISTANT: The economy class with flight number 1004 of United airline is available having fare as 300 and connection as 1, shall I confirm your booking?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: You are welcome.