You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Please reserve a flight ticket from EWR to PHX for my  business conference.

ASSISTANT: Sure, I am gleeful to help you with that. Can you please share your preferable travel dates?

USER: Thank you, my departure is on Feb 02 and please book my return ticket on Feb 04.

ASSISTANT: May I know your name please?

USER: Sure, my name is Deborah Turner.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Can I know your connection limit?

USER: Sure, I would prefer single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Sorry to tell you that, there are no flights found on this route as per your travel dates.

USER: Oh! No issues. Anyway, thank you for the information.

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