You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you reserve me a ticket from SFO to DEN?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: Thank you. My trip dates are Dec 17 to 19.

ASSISTANT: Do you need any break?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: Ryan Martin here.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: We found a connecting flight with an Hawaiian airlines, flight number:1028.

USER: I am ok with this flight, please proceed with booking.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.