You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Dennis Rob. Ok, can you help me to book a flight ticket from DEN to AUS?

ASSISTANT: Sure, can you please tell me your trip dates?

USER: Ok, may travel dates are 03/22 and 03/24 respectively.

ASSISTANT: Ok, please wait for a while. There is a flight-1004 with 1 connection and the ticket fare is 100 only. Can I book the ticket?

USER: Ok, go ahead and book.

ASSISTANT: Your ticket is booked successfully with Hawaiian airlines.

USER: Pleased with your service. Thank you for assisting me.

ASSISTANT: You are welcome and have a safe journey.