You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to visit Zilker park at Austin, please book a ticket from DEN to AUS.

ASSISTANT: Sure, I am mirthful to help you. Please provide me your trip dates.

USER: My planned dates are 05/02 and 05/04.

ASSISTANT: May I know your name to proceed further?

USER: My name is Donald Brown.

ASSISTANT: Brown, there is a flight with 1 stop and price is 100 in Hawaiian airlines, can I proceed with it?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket has been booked with 1002 flight.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.