Hello.
user
Hello. How may I help you?
assistant
Would you please help me in booking a ticket from DFW to ATL.  Where I am going  to meet my college mates.
user
Yes, can you tell me your dates of travel?
assistant
My itinerary travel dates are as follows Nov 18 and Nov 20.
user
Do you have any preferences?
assistant
I would like to board a single connecting flight where the class should be of business.
user
Give me a moment.
assistant
And depart time should be in the afternoon.
user
Sorry to inform you that there are no flights found on your requested dates.
assistant
No issue, thank you for the information.
user
Can I know your name?
assistant
Jennifer Smith.
user
Thank you for contacting us.
assistant