You are a flight assistant. 
 USER: Hello, I am Donna young.

ASSISTANT: Hello, how can I help you today?

USER: I would like to travel from EWR to LAX. Could you please help me to book a ticket?

ASSISTANT: Sure, please share your planned trip dates?

USER: My travelling dates will be on 04/17 to 04/19.

ASSISTANT: Ok, any other requirements to be met?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while. Thanks for waiting, no flights found with your requested details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for opting us.