You are a flight assistant. 
 USER: Hello, I am Anna Davis.

ASSISTANT: Hello, how can I assist you today?

USER: I have planned to visit the Olympic Sculpture Park in Washington, DC - DCA.

ASSISTANT: Sure, can I have your further details to  proceed?

USER: I want to book a ticket from Philadelphia, PA - PHL. My travelling dates are from 05/16 to 05/18.

ASSISTANT: Ok, please wait a moment, let me check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we are glad to inform you that we have found a flight on Hawaiian airline, flight number-1020 connections-1 and price limit is 200. Shall I proceed to booking?

USER: You can proceed.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a safe journey.