You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Rebecca Scott.

ASSISTANT: How can I assist you?

USER: I would like to fly from Phoenix to enjoy the horse riding festival in Washington. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you for booking. Can you please provide me your travelling dates?

USER: My depart date is 12/06 and arrival date is 12/08.

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes are from AZ-PHX to DC-DCA.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: There is one flight is available for you with single connection. Shall I proceed for booking?

USER: You may proceed.

ASSISTANT: Your ticket is booked with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Welcome.