You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Patrick Walker.

ASSISTANT: How can I help you?

USER: I need to schedule my trip to travel New York. Can you please help me in reserving the ticket from LAS to EWR?

ASSISTANT: Ok, may I know your planned dates for this journey?

USER: My preferred dates is on July 15 to July 17.

ASSISTANT: Do you need a direct flight?

USER: I rquire single connection. I will be return in morning time.

ASSISTANT: A flight by Hawaiian airlines is available for you, can I book it?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your booking is done. Thank you for choosing us.

USER: You are welcome.