You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Charles Wilson. Can you help me to reserve a flight ticket on 07/02 and 07/04.

ASSISTANT: Sure, please help me with your airport codes.

USER: My travelling airport codes are PHL and MCO.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: I found a flight for you in AA airlines with price 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you.

ASSISTANT: Thank you for approaching us.