Hello.
user
Hello. How may I help you?
assistant
My name is Christine Thompson and I want to book the flight ticket from IAD to DFW.
user
Yes, can you share me your travelling dates?
assistant
My travel dates are 11/07 and 11/09.
user
Do you have any other specifications?
assistant
I prefer to travel in economy class. I would like to return in the evening.
user
Give me a moment.
assistant
Ok.
user
Sorry to inform you that there are no flights found on your requested dates.
assistant
Ok, thank you for the information.
user
Thank you for reaching us.
assistant