You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am carol Clark.

ASSISTANT: Ok.

USER: I want to attend my sister's wedding at Philadelphia, PHL. Can you help me in booking from Austin, AUS?

ASSISTANT: Sure, I am here to assist you. Please share me your trip dates?

USER: Sure, My trip dates are from 03/25 to 03/27.

ASSISTANT: Do you have any other requirements?

USER: Yes, I need a connecting flight. Price limit is 5000.

ASSISTANT: There is a direct flight with 1000 flight number. Shall I proceed?

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for choosing us.