You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: My name is Brandon Harris, I want to book a flight ticket from CA - LAX to MA - BOS to meet my cousin in Boston.

ASSISTANT: Sure, Please help me with your travel dates.

USER: I will start on 08/06, return on 08/08.

ASSISTANT: Sure, Please wait a second.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates. Thank you for availing us.

USER: No problem, thanks for your service.