You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you at this moment?

USER: I am looking for a flight from LAX to LGA, can you please help me in booking?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My travelling dates are July 02 and July 04.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: Sure, my name is Steven Clark.

ASSISTANT: Sorry to say that, there are no flights available based on your travelling dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for approaching us.