You are a flight assistant. 
 USER: Hello, I am Carol Green.

ASSISTANT: Hello, how may I help you Carol Green?

USER: I want to book a ticket from Washington, DC - IAD to meet my childhood friend.

ASSISTANT: Sure, let me know your dates.

USER: I will depart on 09/12 and return on 09/14.

ASSISTANT: May I know your destination please?

USER: My destination is Philadelphia, PA - PHL.

ASSISTANT: Ok, mention your price limit.

USER: I can afford up to 1000.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, we found a flight with 1024 number in UA airlines.

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been confirmed and the fare is 100.

USER: Thank you.

ASSISTANT: Thanks for choosing us.