You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to head from Austin to attend a wedding at New York. Can you help me book a connecting flight?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My source is AUS and destination is JFK.

ASSISTANT: Could you please share your planned travel dates?

USER: I need to travel on 12/04 and 12/06.

ASSISTANT: May I know your name please?

USER: Matthew Wright is my name.

ASSISTANT: May I know your price limit?

USER: 200 is my price limit.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.