You are a flight assistant. 
 USER: Hello, I am Barbara Robinson.

ASSISTANT: Hello. How can I help you?

USER: I would have to participate in the Baseball tournament in Seattle with my colleagues. Could you please help me for booking a flight ticket?

ASSISTANT: Sure. May I know your price limit?

USER: price limit is 5000.

ASSISTANT: May I know your airport codes?

USER: My origin point is CA-LAX and destination point is WA-SEA.

ASSISTANT: May I know your journey dates?

USER: My departure will be 08/03 and arrival on 08/05.

ASSISTANT: Please wait for a moment. Thanks for waiting.

USER: Ok.

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

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.