You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you help me booking a flight ticket from DEN to LAS?

ASSISTANT: Sure, please share e your trip dates.

USER: I will start on 07/24 and return on 07/26.

ASSISTANT: Is there any class preferences for you?

USER: No.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a break in my journey.

ASSISTANT: Do you have any other specifications?

USER: No, I am comfortable with any flight.

ASSISTANT: Can I know your good name?

USER: I am Angela Williams.

ASSISTANT: We found a Hawaiian airline and 1009 is flight number with a fare of 800. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Your ticket is confirmed with an business class.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.