You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Sure, May I know the travelling dates?

USER: My trip dates are Aug 28 and Aug 30 respectively.

ASSISTANT: Please help me with your connection limit.

USER: I prefer for connecting flight to travel.

ASSISTANT: Do you have any other requirements?

USER: I prefer for economy class to travel.

ASSISTANT: May I know your name?

USER: Emily Wright here.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, no flights found with your chosen dates.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.