Hello, I am Eric Nelson.
user
Hello, how may I aid you today?
assistant
I need to fly from OAK to IAD, can you please help me to book a flight ticket?
user
Sure, can you please provide your travelling dates?
assistant
Sure, my journey dates are Dec 27 and Dec 29.
user
Do you have any restrictions to be met?
assistant
I need a halt.
user
Ok, please wait a moment.
assistant
Sure.
user
We have found a direct flight of Delta airlines, flight number-1005 and fare is 100. Shall I proceed with the booking?
assistant
Go ahead.
user
Sure,  your ticket has been booked.
assistant
Thank you for your service.
user
Thank you for opting us.
assistant