You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Scott Mitchell.

ASSISTANT: Nice to meet you Scott.

USER: I have a meeting in Washington from BOS to DCA. Can you find a ticket for me?

ASSISTANT: Sure. May I know your travel dates please?

USER: Sure, My planned trip dates are on 06/04 and back on 06/06.

ASSISTANT: Ok, please wait for a moment. There is only direct flight available. Can I book it?

USER: Please make sure that the connection limit 1.

ASSISTANT: Sorry presently single connection flights are not available.

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

ASSISTANT: Thank you.