Hello.
Hello, how can I help you?
Can you please  book a flight ticket from IAD to LAX?
Sure, please help me with your journey dates.
Thank you. I have planned my travel  dates as Sept 09 and Sept 11.
Ok, Do you have any class preference?
No, I am ok with any class.
Ok, May I know your connection limit?
I am looking for single connecting flight.
Ok, Is there any other preferences?
No, I do not have any other specifications.
Thank you for providing details, we did not find any flights with your given details.
Oh! It is sad to hear. Anyway, thank you for  your time.
May I know your name?
Sure, myself Debra Carter.
Thank you for choosing us.