You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book a flight ticket from IAH to DEN?

ASSISTANT: Sure, could I have your trip dates, please?

USER: My trip dates are Oct 17 and Oct 19 respectively.

ASSISTANT: Do you have any preferences?

USER: I prefer for connecting flight.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Scott Collins here.

ASSISTANT: We found a connecting flight 1027 from Hawaiian airline with a fare 200.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.