You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I support you today?

USER: I would like to visit Atlanta to attend my friend's wedding, can you please help me to book my flight ticket?

ASSISTANT: Sure, can I know your planned trip dates?

USER: Thank you very much for your positive response. I would like to depart on Apr 4th and also please book my return ticket on Apr 6th.

ASSISTANT: Kindly mention your boarding point and landing point?

USER: I would like to take-off from IAD to ATL.

ASSISTANT: May I know your requirements?

USER: Yes, please make sure that I don't prefer for a flight having two connections.

ASSISTANT: There is a flight found with an Frontier airline of flight 1023 in an economy class with single connection. Shall I confirm your booking?

USER: That's fine, you can proceed for booking the ticket in the name of Kathleen Collins.

ASSISTANT: Your ticket has been booked.

USER: Thank you very much for your help.

ASSISTANT: Thank you.