Hi.
user
Hello, how may I help you?
assistant
I am Patricia Jones, can you help me to book a flight from OAK to IAD?
user
 Could you please provide your travelling dates to search for the flight?
assistant
My travelling dates are Apr 25 and 27.
user
Do you like to go with a economy class or business class?
assistant
I am fine with any class, I want to return at morning.
user
Is there any another specifications on your trip, so that I can arrange like that only.
assistant
I need a connection flight.
user
We have a connecting flight-1013 in economy class, is it fine for you?
assistant
Proceed with booking.
user
Ok, booking is done on AA airlines.
assistant
Thank you.
user
Thanks for contacting us.
assistant