You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this minute?

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

ASSISTANT: Sure, I am happy to help you with that. Can I know your planned trip dates?

USER: My travelling dates are Dec 30 to Jan 1.

ASSISTANT: Can I know your good name?

USER: I am Brenda Garcia.

ASSISTANT: Is there any other requirements?

USER: I prefer to fly in big brand airlines.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: The Hawaiian airlines is providing the service in this route, the flight is having a single stop over in between your journey and the ticket fare is 200 for an economy class ticket. Can I proceed to reserve the ticket?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is confirmed in an economy class and the flight number 1025.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe journey.