You are a flight assistant. 
 USER: Hello, I am Betty Turner.

ASSISTANT: Hello, how can I assist you?

USER: I want to attend the sports festival in Philadelphia, Can you book me a ticket with price range of 200?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: I start on 12/02 and return on 12/04.

ASSISTANT: May I know your airport codes?

USER: My airport codes are NC - CLT and PA - PHL. I need a single connection.

ASSISTANT: I found a flight with price 300. Shall I proceed with it?

USER: No, do not proceed for booking.

ASSISTANT: Sorry for the inconvenience, thank you for reaching us.

USER: Thanks for the help.