Hello.
user
Hello, how can I help you today?
assistant
I would like to book a flight ticket from LAS to IAD to meet my friends.
user
Sure, I am here to help you in booking. Can you please share your travel dates?
assistant
My travelling dates are July 12 and July 14.
user
May I know your name for further process?
assistant
I am Frank Phillips.
user
Do you have any specification?
assistant
I want to return in the afternoon.
user
Please wait a moment. Sorry, no flights are available on your preferable travel dates.
assistant
No worries, thank you for the information.
user
Thank you for opting us, have a nice day.
assistant