You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Daniel Thomas, looking for a flight from LAX to LGA. Can you help me?

ASSISTANT: Sure, may I know your preferable travel dates please?

USER: My panned dates are 04/04 to 04/06.

ASSISTANT: Please wait for a moment.

USER: Take your own time.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: That's fine, no problem. Thank you for your service,.

ASSISTANT: Thank you for contacting us.