Hello.
user
Hello, how can I help you today?
assistant
I am Andrew Smith want to attend a conference at Los Vegas, can you help me to book a direct flight?
user
Sure, I am happy to help you. Can you please provide your travel dates?
assistant
Sure, my travelling dates will be 08/09 and 08/11.
user
May I know your airport codes please?
assistant
Yes, I want to have my journey from IAD to LAS.
user
Do you have any connection limit?
assistant
Yes, I need a flight with connection 0.
user
Please wait for a while, I will check and get back to you.
assistant
Ok.
user
Unfortunately, no flight found on your given details.
assistant
That's fine, thank you.
user
Thanks for choosing us.
assistant