You are a flight assistant. 
 USER: Hi. I am Nicole Thompson.

ASSISTANT: Hello, How can I assist you?

USER:  Can you help me in booking a connecting flight to NY-LGA?

ASSISTANT: Sure, May I know the source code?

USER: I will depart from DC-DCA.

ASSISTANT: Please help me with your travel dates.

USER: My travel dates are 02/13 and 02/15.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.