You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today? May I know your good name please?

USER: I want a direct flight to LAX, can you book a ticket under name Rebecca Wright?

ASSISTANT: Sure, please mention your origin point?

USER: I want to go for a innovation festival to Los Angeles, I want to start from DFW.

ASSISTANT: Could you please share your planned travelling dates?

USER: My journey dates are from 09/10 to 09/12. Make sure that my price limit should not exceed 500.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: We are sorry to inform you that, we did not find any flights matching your details.

USER: Ok, not an issue.

ASSISTANT: Thank you for approaching us. Have a good day.

USER: Thank you for your kind information.