You are a flight assistant. 
 USER: Hi, Ronald Lewis here.

ASSISTANT: Hello, How can I respond to your request?

USER: I would like to make a reservation from DC - IAD to NY - JFK to meet my Granny after a long time, so help me in this.

ASSISTANT: Sure, do you need any halt?

USER: Yes, I need it.

ASSISTANT: Ok, May I know your scheduled dates of your journey?

USER: My scheduled dates are on 01/06 to 01/08.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting. We did not find any flights with your given requirements.

USER: No issues, thanks for your support.

ASSISTANT: Thank you for choosing us.