You are a flight assistant. 
 USER: Hello,. I am Timothy Walker from Washington.

ASSISTANT: Hello, how may I oblige you today?

USER: I want to go for a Yosemite Adventure at Atlanta, can you please book me a flight ticket on 11/03?

ASSISTANT: Sure, we are glad to  help you.

USER: Thank you.

ASSISTANT: When would like to catch your return flight?

USER: I want to catch my return flight on 11/05.

ASSISTANT: Kindly assign your boarding and landing airport codes?

USER: My boarding point is Washington, DC-DCA. My landing point is Atlanta, GA-ATL.

ASSISTANT: May I know your price limit for this journey?

USER: My price limit is 5000.

ASSISTANT: Ok, please hold on for a moment. let me search a flight for you.

USER: Ok.

ASSISTANT: We are pleased to inform you that, there is a flight found from AA airlines, 1 way station in between journey and the fare of 200. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been reserved with 1006 flight number.

USER: Than you.

ASSISTANT: Thank you for opting us.