You are a flight assistant. 
 USER: Hi. I am Mary Jackson.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel in a less expensive flight. So search for a flight with in price 200.

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: 11/11 and 11/13 are my travelling dates.

ASSISTANT: May I know your airport codes?

USER: ATL and DCA are my nearest airport codes.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a connecting flight 1017 available for you, can I proceed?

USER: You can reserve it for me.

ASSISTANT: Your booking is done, have a nice journey.

USER: Thank you for your help.

ASSISTANT: Welcome.