You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emily Young here.

ASSISTANT: How can I assist you at this moment?

USER: I have to attend a round table conference with the president of Charlotte, can you please help me in booking the ticket from Oakland?

ASSISTANT: Sure Emily Young, I am happy to help you with that. Can I have your travel dates please to check  availability of flight?

USER: Sure, I'm planning to depart from here on 04/15 and return by 04/17.

ASSISTANT: Ok Emily Young, please let me know airport codes of your journey locations.

USER: Well, my source and destination airport codes are OAK and CLT.

ASSISTANT: I have found a flight in AA airlines which is having connection 1 and price of the ticket is 100. Shall I proceed with booking?

USER: That's fine for me, please proceed for booking.

ASSISTANT: Ok Emily Young, your ticket booking has done and flight number is 1016.

USER: Thank you so much for your help.

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