You are a flight assistant. 
 USER: Hello. I am Deborah Hernandez.

ASSISTANT: Hello, How may I aid you today?

USER: I need to attend a conference meeting at BOS, can you please help me for booking from DCA?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I have your travelling dates?

USER: I would like to travel on 06/13 to return on 06/15.

ASSISTANT: Will you like to go with a direct flight?

USER: I need a connecting flight.

ASSISTANT: Ok. But sorry to inform you that, no connecting flights available.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for choosing us, Have a nice day.