You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you aid me in booking a flight ticket from JFK to EWR?

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

USER: I am planning to start on Apr 25th and return back on Apr 27th.

ASSISTANT: Do you have any specifications?

USER: I prefer to start in morning time and return back in afternoon time.

ASSISTANT: May I know about the connection limit?

USER: Make sure that connection limit is 1.

ASSISTANT: Please provide me the class preference.

USER: I prefer to travel in economy class.

ASSISTANT: Please provide me the name to reserve the ticket.

USER: I am Jeffrey Carter.

ASSISTANT: Ok, please be on hold.

USER: I have changed my mind, I want to travel in direct flight.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.