You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit my home at Atlanta, can you book a flight from IAD?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: I will travel on May 9th and return on May 11.

ASSISTANT: Do you require any stopovers in your journey?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name please?

USER: My name is Stephen Scott.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry no flights found with your details.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.