You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me to book a flight ticket from LAS to OAK?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My travelling dates are Feb 22 to Feb 24.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: Do you prefer a direct flight?

USER: No, I need a single connection of flight.

ASSISTANT: May I know your name?

USER: Nicholas Hernandez.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Hawaiian airlines with flight 1000 is providing a connecting flight and ticket costs you 200 in economy class.

USER: Ok, please proceed to book.

ASSISTANT: Your ticket is confirmed Nicholas Hernandez.

USER: Thank you.

ASSISTANT: Thank you for reaching us.