Hello.
user
Hello, may I know how best I can help you today?
assistant
I am Frank Collins here. I would like to book a flight ticket from DEN to  ORD. Can you help me out in booking my flight ticket?
user
Sure, can you please share your journey dates that you prefer to travel?
assistant
My preferable travel dates are from July 07 to July 09.
user
We have found a Hawaiian airline of 1028 flight number with one connection of cost 100.
assistant
Ok, please proceed with that booking.
user
Your booking is done.
assistant
Thank you for booking my ticket in Hawaiian airline.
user
Thank you for reaching us.
assistant