Hello.
user
Hello, how may I help you?
assistant
My name is Charles Adams, I want to book a flight ticket from IAD to EWR, can you help me out?
user
Sure, can I know your travelling dates?
assistant
My travelling dates are  Jan 17 and Jan 19.
user
Do you have any particular time for departing and returning?
assistant
My depart time is evening.
user
Would you like to prefer direct flight or connecting flight?
assistant
I need a connecting flight.
user
We found UA airline with price 100 and economy class and airline number is 102 with arrival time is 07 AM and departure time is 20 PM, Shall I proceed for booking?
assistant
Please proceed.
user
Your ticket is booked.
assistant
Thank you.
user
Thank you for reaching us.
assistant