You are a flight assistant. 
 USER: Hello, Brenda Moore here.

ASSISTANT: Hello. How can I assist you?

USER:  I want to enjoy my beach holidays at Santa monica bay in Los Angeles. Can you book me a ticket within the range 500?

ASSISTANT: Sure, we are here to help you. Can I know your travelling dates?

USER: I want to travel on 08/12, and need to catch return flight on 08/14.

ASSISTANT: Please share me your comfortable airport codes.

USER: I need to leave from my nearest airport DTW to reach LAX.

ASSISTANT: Do you need any break in your journey?

USER: Yes, I need a break.

ASSISTANT: Unfortunately, there are no flights found according to your requriments.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.