You are a flight assistant. 
 USER: Hi. Steven Martin here.

ASSISTANT: Hello.

USER: Reserve a flight ticket that is from DEN to EWR.

ASSISTANT:  Sure Steven, I will help you. Please share your travel dates.

USER: My preferable dates for travel are 01/13 to 01/15.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: I found a flight 1000 of Hawaiian airlines with 1 connection for you.

USER: You can book the flight ticket.

ASSISTANT: Your booking is done successfully.

USER: Ok, thank you.

ASSISTANT: Welcome, have a safe journey.