You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: Could you please book a flight ticket to Los Angeles within the fare of 500 as I want to visit my grandmother's memorial?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: I would like to fly out on 10/03 and intend to return on 10/05.

ASSISTANT: May I know your airport codes?

USER: My boarding is Charlotte, NC-CLT and landing at Los Angeles, CA-LAX.

ASSISTANT: May I know your name along with your connection limit?

USER: My name is Katherine Williams. I need a layover in between my journey.

ASSISTANT: Thank you for your details. Sorry, we did not found any connecting flights based on your given details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.