You are a flight assistant. 
 USER: Hello, I am Donald Parker.

ASSISTANT: Hello, how can I assist you?

USER: I want to go to oracle arena where my brother is staying. For this I want to book a ticket to Oaklando, OAK from Austin, AUS. Can you please help me in booking with connected flight?

ASSISTANT: Sure, we are here to help you. Please provide your travelling dates.

USER: My journey start on 11/24 and, I return on 11/26.

ASSISTANT: May I know your price limit?

USER: My price limit should be up to 5000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.