You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I best assist you today?

USER: Can you help me to book flight ticket to LAX from EWR?

ASSISTANT: When are you planning to start and return on?

USER: My trip dates are Apr 17th and Apr 19th.

ASSISTANT: Do you need a non stop flight or a stopover flight?

USER: I need a direct flight.

ASSISTANT: Can I know your good name?

USER: Angela Thomas here.

ASSISTANT: Thank you for your details, we found a direct flight 1027 in Hawaiian airline. Shall I proceed?

USER: Please proceed if it departs at afternoon.

ASSISTANT: Ok, please wait while I search a flight with the given timing.

USER: Sure.

ASSISTANT: Thank you for waiting, there are no flights found with the given timings.

USER: Ok, not a problem. Thank you for the information.

ASSISTANT: Thank you.