Hello.
user
Hello, how can I help you today?
assistant
Please help me to book a flight ticket from DCA to LAS.
user
Sure, please share your planned travel dates?
assistant
My journey dates are from Sept, 14 to Sept, 16.
user
Do you have any connection limit?
assistant
I need a direct flight only.
user
Any other preferences?
assistant
No.
user
Can I have your name please?
assistant
Patricia Taylor.
user
Sorry, no flights found with your given details.
assistant
Thank you.
user
Thank you for opting us.
assistant