You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my flight ticket from PHX to DCA?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates will be May 22nd to May 24th.

ASSISTANT: Is there any class preference?

USER: I am ok, with any class.

ASSISTANT: Any other requirement to be met?

USER: No, thanks for asking.

ASSISTANT: Can you share your name to proceed further?

USER: I am Eric Taylor.

ASSISTANT: United Airlines has a connecting flight with number 1004 for fare 200, shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.