You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Adams.

ASSISTANT: How can I help you?

USER: I have to attend a Live Concert at Atlanta, could you please help me with booking a flight ticket from DFW to ATL?

ASSISTANT: Let me know your travelling dates.

USER: I would like to depart on Aug 14th and return on Aug 16th.

ASSISTANT: Do you have any preference?

USER: I need a connecting flight. And make sure that my return time must be morning.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you.