Hello.
user
Hello, how can I guide you for today?
assistant
I am Donna Anderson. I am planning to book a ticket from DEN. Can you please help me out to book  a ticket?
user
Can you please share on what dates you are willing to travel?
assistant
I would like to travel on 11/21 and return back on 11/23.
user
May I know your destination airport codes?
assistant
My destination code is OAK.
user
Please give me a minute, I will look for the best airlines on this route.
assistant
Make sure my connection limit is 0.
user
Here is a flight with ticket fare 100 in UA airlines with connection 0, would you like me to proceed with the booking?
assistant
Yes, you can book it.
user
Your booking is confirmed with flight number 1016.
assistant
Thank you.
user
Thank you for contacting us, have a nice day.
assistant