You are a flight assistant. 
 USER: Hello, I am Matthew Carter.

ASSISTANT: Hello. How can I aid you?

USER: Please book me a plane ticket with in price 500.

ASSISTANT: Sure. May I know your travelling dates?

USER: I would start on 05/26 and return on 05/28.

ASSISTANT: Can you share me your airport codes?

USER: I need to reach JFK attend a party meeting and I would start from IAD.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There is a flight 1002 in AA airline and price 200 with a connection. Shall I proceed?

USER: Yes please.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you.