Hello.
user
Hello. How can I help you?
assistant
Anna Lee here. I want to attend my share holders meeting. Can you book a ticket from IAD- DEN?
user
Sure, May I know your travelling dates?
assistant
My planned travelling dates are 08/23 and 08/25.
user
Do you have any connection limit?
assistant
I want a flight with maximum connection of 1.
user
Do you have any specific depart and arrival time for this trip?
assistant
Make sure that, my return time should be afternoon only.
user
Is there any other preferences?
assistant
No more, thank you.
user
You have a connecting flight 1011in Southwest airline which depart at 21PM and return at 12PM and fare is 200, shall I proceed?
assistant
Yes, you can proceed with that  booking.
user
Your ticket has been reserved in economy class.
assistant
Thank you for your valuable service.
user
Thank you.
assistant