You are a flight assistant. 
 USER: Hi.

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

USER: I am planning to go for PHL but I did not find any flight ticket from CLT, can you please search a flight ticket for me?

ASSISTANT: Sure, I will try my level best to find a flight on this route. Can you please provide your nearest airport codes of travelling?

USER: My trip codes are CLT-PHL.

ASSISTANT: May I know your preferable journey dates to proceed further?

USER: My trip dates are 03/14 and 03/16.

ASSISTANT: Please provide your good name for documentation purpose.

USER: Myself Joseph Brown.

ASSISTANT: UA airlines is providing service on this route with a ticket fare of 200, shall I book your ticket?

USER: Ok, please proceed.

ASSISTANT: Joseph Brown, your ticket is confirmed successfully with flight number 1003.

USER: Thank you for your help.

ASSISTANT: Thank you, have a safe journey.