You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Brenda Anderson, can you please help me out in booking the ticket from PHL to LGA? As I'm planning to attend a wedding over there.

ASSISTANT: Sure, I am here to help you. Do you prefer any connection limit?

USER: No, I need a direct flight.

ASSISTANT: May I know your planned trip dates?

USER: Sure, my departure date is 12/09 and I want to return by 12/11.

ASSISTANT: Thanks for your details. Sorry, there is no flight found on your desired routes.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for reaching us.