You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know how best I can help you today?

USER: I want to celebrate my birthday at EWR. Can you please make a reservation from DCA?

ASSISTANT: Sure, may I know your name please?

USER: Kimberly Jones here.

ASSISTANT: Please let me know if you need a connecting flight.

USER: I need a flight with single connection.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: Sure, I want to travel on Apr 15 and need to return on Apr 17.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Ok, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Southwest airline with the flight number-1010 and the fare 100. Shall I book the ticket?

USER: Ok, please proceed.

ASSISTANT: Your flight booking is confirmed and ticket has been emailed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.