You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you?

USER: Please book a flight from Washington, DC-DCA to Phoenix, AZ-PHX, for festival celebration.

ASSISTANT: Ok, please provide your connection preference?

USER: Connections limit 1.

ASSISTANT: Can you please let me know your journey dates?

USER: My travel dates are 06/28 to 06/30.

ASSISTANT: Please share your price limit?

USER: Price limit 500.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for your patience. We found a flight with Hawaiian airlines and flight number is 10101 that matches your requirements. Shall I book it?

USER: Please book flight.

ASSISTANT: May I know your name to proceed?

USER: I'm Jack Walker.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for the help.

ASSISTANT: Thank you for contacting us.