You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I render you at this moment?

USER: Can you please help me in booking a flight ticket from DCA to ATL to attend a family function?

ASSISTANT: Sure, can I know your depart and arrival travelling dates?

USER: My planned travelling dates are from June 6th to June 8th.

ASSISTANT: Ok, do you need a stop over in between the journey?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: Ok, Can I have your good name please?

USER: I am Sarah Rodriguez.

ASSISTANT: Do you have any other preferences?

USER: No other preferences.

ASSISTANT: There are no flights found on your requested dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.