You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: As I am a doctor, I want to attend an emergency case at LAX. Can you please book a ticket from EWR?

ASSISTANT: Sure, may I know your planned travelling dates?

USER: My travelling dates are Dec 23 and Dec 25.

ASSISTANT: May I know your good name for further proceeding?

USER: I am Kenneth King.

ASSISTANT: May I know your connection limit?

USER: I want single connected flight.

ASSISTANT: Do you have any other specifications?

USER: My return time is evening.

ASSISTANT: Sorry Kenneth King, there is no flight found as per your travelling details.

USER: Ok, Thank you.

ASSISTANT: Thank you for reaching us.