You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Shirley Clark, I plan for a round trip to visit my friend from Philadelphia PA-PHL. Help me to book a flight ticket with one connection.

ASSISTANT: Sure, may I know your price limit?

USER: I need a flight under price of 5000.

ASSISTANT: Can you provide me your travelling dates?

USER: I will travel on 12/05 and return on 12/07.

ASSISTANT: There is a flight with the price of 200 and flight number is 1008 with single connection. Shall I proceed?

USER: Sure.

ASSISTANT: Your booking has been confirmed with AA airline.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us, have a good day.