You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to book a flight ticket to IAD from DEN, can you please help me out?

ASSISTANT: Sure, let me know your travel dates?

USER: Sure, my trip dates are June 11 and June 13.

ASSISTANT: Do you have any connection limit?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Is there any other specifications?

USER: Yes, I prefer economy class.

ASSISTANT: May I know your good name?

USER: My name is Brian Gonzalez.

ASSISTANT: We found a Hawaiian airline with flight number 1019 and fare 100 with class is economy.

USER: Ok, please confirm my reservation.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us.