You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Samuel Moore, I need a direct flight to Chicago to visit Oak Street beach. I need a flight under price of 1000.

ASSISTANT: Sure, may I know your airport codes, please?

USER: I need a flight from PA-PHL to IL-ORD.

ASSISTANT: Let me know your travelling dates, please?

USER: I will travel on 02/26 and return on 02/28.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight on your details with airline AA, flight number: 1026. Shall I proceed for booking?

USER: Sure.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.