You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Susan Lewis.

ASSISTANT: How may I aid you today?

USER: I want to travel New York in the month of June to meet my friend. Can you please help me to book a flight ticket from DCA to EWR?

ASSISTANT: Sure, I will help you out in booking the ticket.

USER: Thank you.

ASSISTANT: May I know your travelling dates please?

USER: Sure, my travelling dates are 06/12 and 06/14.

ASSISTANT: OK, please hold on for a while.

USER: Ok, sure have your time.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed with this flight?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking me a flight.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.