You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I am planning to attend music concert at PHL, can you please help me with booking a flight ticket from AUS?

ASSISTANT: Sure, I am here to aid you. Would you like to go with a connected flight or a direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, help me with your planned dates.

USER: I would like to take off on July 4 and return on July 6.

ASSISTANT: Can I have your good name please?

USER: My name is Ronald White.

ASSISTANT: Do you have any other concerns?

USER: No.

ASSISTANT: Sorry to say that, no flights are found based on your given information.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for approaching our service.

USER: You are welcome.