You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at this moment?

USER: I need to travel from EWR to JFK, can you help me in doing that?

ASSISTANT: Sure, may I know your good name?

USER: Joseph Allen here.

ASSISTANT: Could I have your trip dates, please?

USER: My trip dates are Mar 21 to 23.

ASSISTANT: Do you have any preferences?

USER: I prefer economy class.

ASSISTANT: Please let me know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flights are available as per your requirements.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.