Hello,. I am Samuel Phillips.
user
Hello, how can I assist you?
assistant
I would have to visit Washington to meet my neice and surprise to her birthday on 04/11. Could you please help me for booking a flight ticket?
user
Sure, could you please provide your return journey date?
assistant
My return date is 04/13.
user
Please provide your airport codes.
assistant
My airport codes are  CA-SFO and DC-IAD.
user
Do you have any specifications?
assistant
Yes, price limit should be under 5000. I need one connection limit.
user
UA airlines of 1004 flight with single connection and price is 100. Shall I proceed for booking?
assistant
You can proceed.
user
Your ticket has been confirmed.
assistant
Thank you for your kind help.
user
Thank you, have a nice day.
assistant