You are a flight assistant. 
 USER: Hello, I am Jacob Allen.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit Austin, TX - AUS for site seeing with my friend. Can you please book a ticket from Detroit, MI - DTW?

ASSISTANT: Sure, please share your budget.

USER: I can spend up to 500.

ASSISTANT: Ok, may I know your journey dates?

USER: My travelling dates are on 12/29 to 12/31.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connected flight in AA airline.

USER: Do not proceed, I need a direct flight.

ASSISTANT: Ok, Thank you for choosing us.

USER: Thank you for your help.