You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anthony Walker.

ASSISTANT: How can I assist you today?

USER: I am planning to book a ticket from HOU to LGA. Can you please help me out?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: I am planning to travel on 12/08 and return back on 12/10.

ASSISTANT: Ok, please wait for a while.

USER: My connection limit is 0.

ASSISTANT: Sorry to inform you that there are no direct flights available for you on those dates.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing us.