You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am Jerry Anderson from Washington.

ASSISTANT: Welcome to flight booking agency Jerry.

USER: Thanks, I want to go to PHL next week for attending a business meeting there. Can you help me in booking flight ticket from IAD?

ASSISTANT: Sure, I am oblige to help you with that.

USER: Thank you.

ASSISTANT: Can you please provide your planned dates of travelling?

USER: I have meeting on 04/16 so I want to departure on 04/15 and please book my return ticket also on 04/17.

ASSISTANT: Ok, please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100 provided by UA airlines. Shall I proceed with this?

USER: That's perfect, please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been booked in flight number 1023.

USER: Thank you for help.

ASSISTANT: Thank you for approaching us, have a great journey.