You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking a flight ticket from IAD to JFK to go for an adventure with my friends?

ASSISTANT: May I know your name please?

USER: I am Mary Phillips.

ASSISTANT: May I know your travel dates?

USER: My planned trip dates are Aug 23 and Aug 25.

ASSISTANT: Do you have any other preferences?

USER: I need a flight having single connection.

ASSISTANT: Is there any other concern?

USER: No.

ASSISTANT: United airlines is providing the connecting flight in economy class and the fare of 200.

USER: You can confirm my ticket with this flight.

ASSISTANT: Your reservation is confirmed with the flight number 1024.

USER: Thank you for your service.

ASSISTANT: Thank you.