Hi.
user
Hello.
assistant
Angela Allen here.
user
How can I help you?
assistant
Can you please reserve me a flight ticket from SEA to DCA?
user
Sure, may I know your travel dates?
assistant
My trip dates are 12/09 - 12/11.
user
Do you have any preferences?
assistant
I need a business class with a single connection.
user
 Do you have any other preferences?
assistant
No, thank you for asking.
user
sorry, I did not find any flights for you.
assistant
No issues, thank you.
user
Thank you for reaching us.
assistant