Hello.
user
Hello, how may I assist you?
assistant
Karen Walker this side, I am planning for an trekking event at Philadelphia with my colleagues. can you help me to book a ticket?
user
Sure, may I know your airport codes please?
assistant
I am going to start from OAK and return from PHL.
user
Ok, kindly mention your travelling dates.
assistant
My travelling dates are 03/17 and 03/19.
user
Ok, hold on for a moment. Sorry Karen, there are no flights on your requested dates.
assistant
Sure. Ok, no issues. Thank you for checking.
user
Thank you for choosing us, have a good day.
assistant