You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am planning to book a ticket to attend a meeting at PHX. Can you please help me out from EWR?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I am planning to travel on Apr 14 and return back on Apr 16.

ASSISTANT: Ok, could I have your name please?

USER: My name is Jeffrey Hall.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I am looking for a direct flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: Sorry, there is no flight with your requested connection limit.

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

ASSISTANT: You are welcome.