Hello.
user
Hello.
assistant
I am Justin Brown.
user
How can I aid you today?
assistant
I need to go San Francisco to attend a business meeting there so please help me with flight ticket booking from DCA to SFO.
user
Sure, please provide your journey dates.
assistant
Thank you. I would like to travel on dates of Mar 23 and Mar 25.
user
Ok, do you have any preferences?
assistant
Yes, I need connection 1 but direct flight is also fine with me.
user
Ok, please wait for a while.
assistant
Sure, take your time.
user
Sorry, we could't found any flights for you.
assistant
Oh! It is sad to hear. Anyway, thank you for your time.
user
Thank you for reaching us.
assistant
Most welcome.
user