Hello, I am  David Campbell.
user
Hello, how can I help you?
assistant
I want to meet my friend at San Francisco, please help me in ticket booking.
user
Sure, can you please share your journey dates?
assistant
My dates of journey are, 11/27 and 11/29.
user
May I know your airport codes please?
assistant
I would like to travel from DTW to SFO.
user
Do you have any specifications?
assistant
I need one connection and price should not exceed 500.
user
Please wait for a while, I will check and get back to you.
assistant
Sure.
user
We found a flight with AA airlines, flight number is 1027 with one connection and price is 100. Shall I proceed?
assistant
Yes, proceed.
user
Ok, your ticket has been booked.
assistant
Thanks for your service.
user
Thanks for choosing us.
assistant