Hello. My name is David Parker.
user
Hello, how may I help you at this moment?
assistant
I am looking to book a flight ticket to meet my friend in Oakland, can you help me for booking a flight ticket from IAD to OAK?
user
Sure, I will aid you. Please send your travelling dates.
assistant
My travelling dates are 04/19 and 04/21.
user
Can I have a moment please?
assistant
Sure, I will wait.
user
There is a connecting flight available with Southwest airline, shall I book it?
assistant
Ok, please proceed for booking.
user
Your booking is done with flight number 1002. Happy journey.
assistant
Thank you for booking.
user
You are welcome, have a nice day.
assistant