Hello.
user
Hello. How can I help you today?
assistant
I want to attend a food festival at Seattle. Can you help me to book a direct flight from DCA to SEA?
user
Sure, I am happy to help you in booking.
assistant
Thank you.
user
Can I know your name please?
assistant
Myself Charles Thomas.
user
When would you like to depart and arrive?
assistant
I will start on Nov, 2 and need to return on Nov, 4.
user
Please provide your specifications.
assistant
I want to travel in economy class only.
user
Unfortunately there are no flights found with your matching information.
assistant
That's ok, no problem. Thank you.
user
Thank you for choosing us.
assistant