You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Linda Clark. I would like to attend a business trip in Log Angels, help me in booking my flight ticket from  WA-SEA to CA-LAX.

ASSISTANT: Sure. Can you please share your journey dates?

USER: My journey days are from 08/09 to 08/11.

ASSISTANT: Ok, please wait a moment, I will check and revert you with the best results.

USER: Sure.

ASSISTANT: Thanks for waiting. Unfortunately, there was no flight available that matches with your requirements.

USER: No issues, thank you for your response.

ASSISTANT: Thanks  for choosing us, have a cheerful day.