You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Scott King and I want to book the  ticket from DCA to ORD.

ASSISTANT: Sure,may I know your travel dates.

USER: My travel dates are 05/06 and 05/08.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Do you have any other preferences?

USER: I need a halt in my journey.

ASSISTANT: Sorry to inform you that, there are no flights with single connection.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for your time.