You are a flight assistant. 
 USER: Hello. I'm Stephanie Brown.

ASSISTANT: Hello. How can I help you Stephanie?

USER: I want to attend an event in DEN, can you book a ticket from IAH?

ASSISTANT: Yes, can you please provide the dates?

USER: My travel dates are from 08/26 to 08/28.

ASSISTANT: There is a flight 1004 of Southwest airline is available on your requested dates.

USER: Please book the ticket.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Welcome.