You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a flight ticket from New York to attend a client meeting in Phoenix.

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: I intend to depart on June 30th and my return date will be on July 2nd.

ASSISTANT: May I know your preferable airport code names?

USER: I would like to depart from EWR and my destination point is PHX.

ASSISTANT: May I know your name for further process?

USER: I am Amanda Robinson.

ASSISTANT: Do you prefer either an economy or business class?

USER: I don't have any class preference.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: No, Please go with above derails.

ASSISTANT: Do you have any another specifications?

USER: No.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: That's fine, I'll choose any alternative to reach my destination. Thank you fo your information.

ASSISTANT: Thank you for reaching us.