Hello.
user
Hello, how can I assist you for the day?
assistant
I am Nicholas Campbell, planning to visit Washington. Can you please book me a ticket from LAX to IAD?
user
When you are willing to travel?
assistant
My preferable journey dates are from June 19 and June 21.
user
Do you have any class preference?
assistant
No.
user
Let me know your connection limit?
assistant
I prefer connecting flight for this journey.
user
Do you have any other requirements?
assistant
I prefer afternoon returning flight.
user
Sorry, we found no flights on your given dates.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you for reaching us.
assistant