Hi.
Hello. how may I serve you at this moment?
Nicholas Perez here. I want to book a flight ticket from OAK to DFW. Can you help me in that?
Sure, when would you like to make your journey?
My trip dates are Apr 30 to May 2.
Do you prefer any class in your journey?
I am comfortable with any class.
Ok, please wait for a while.
Sure.
We found a Delta airlines, flight number 1006, and the fare of 100 in economy class with connecting flight. Shall I proceed?
Can you please say depart time of my flight?
Your departure time is 7:00 AM.
Don't proceed for booking.
Ok. Thank you  for choosing us.