You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you please help me out in booking the ticket from PHL to LAX? As I need to attend an important meeting.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Sure, my planned departure and return travel dates are 12th and 14th of June.

ASSISTANT: Ok, do you have any other specifications?

USER: Yes, my maximum connection has to be 1.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure, please check.

ASSISTANT: May I know your name please?

USER: Yes, my name is Jennifer King.

ASSISTANT: Sorry Jennifer King, there are no flights available on your requested dates.

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

ASSISTANT: Welcome, thank you for choosing us. Have a great day.