Hello.
user
Hello, How can I help you?
assistant
Will you help me to book a flight ticket from OAK to IAD?
user
Sure, May I know the travelling dates?
assistant
I will start on June, 23 and return back on June, 25.
user
Do you have any connection limit?
assistant
I prefer to single connection.
user
Is there any other requirements?
assistant
I need to travel in economy class only.
user
May I know your name?
assistant
My name is Dorothy King.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your chosen dates.
assistant
That's ok, thank you for the information.
user
Thank you for availing us.
assistant