Hello.
user
Hello.
assistant
My self Donna White.
user
Donna, how can I help you?
assistant
I have planned to attend a seminar in Seattle SEA on 05/11, could you book a flight ticket for me?
user
Sure, I will help you with that. May I know  the nearest airport code and the return day to your city?
assistant
I would like to return on 05/13 and my source region airport code is BOS.
user
Ok, please wait for a moment, I will check the details of the flight.
assistant
Sure.
user
Thank you for waiting Donna.
assistant
It's alright.
user
There are no flights found on your requirement. Do you have any other travelling dates?
assistant
Ok, no problem, thanks for your valuable information. No, I did not planned yet.
user
Thank you, have a great day.
assistant
Thank you.
user
You are welcome.
assistant