You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to Atlanta with price under 500. Please help me with it.

ASSISTANT: Sure, I am willing to help you. May I know your travelling dates please?

USER: Travel dates are 09/18 and 09/20.

ASSISTANT: Ok, please help me with your journey codes.

USER: Journey codes are DCA-ATL.

ASSISTANT: Do you need any connection?

USER: I need a single connection.

ASSISTANT: Ok, sorry to say we found a direct flight found with your number.

USER: Please do not proceed with booking.

ASSISTANT: Thank you for reaching us.

USER: Thanks for the help. My name is Michelle Miller.

ASSISTANT: Thank you.