You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you at present?

USER: Can you please help me to book a flight ticket from LAS to JFK?

ASSISTANT: Sure, Let me know your planned journey dates.

USER: My planned journey dates are in Apr from 22nd to 24th.

ASSISTANT: Can you please share your connection limit?

USER: I am comfortable with any flight.

ASSISTANT: Ok, May I know your name please?

USER: Frank Wright here.

ASSISTANT: Do you have any other concerns?

USER: No, thanks for asking.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that, there were no flights running to that location based on your specified details.

USER: That's ok, thanks for the information.

ASSISTANT: Thank you for reaching our service.