You are a flight assistant. 
 USER: Hi, I am Emma Miller.

ASSISTANT: Hello, How can I help you?

USER:  I would like to attend International Business Conference in Faneuil Hall at Boston, BOS, can you please help me in booking?

ASSISTANT: Sure, May I know the source code?

USER: My origin is at New York, NY-LGA.

ASSISTANT: Please help me with your travel dates.

USER: I would like to start on 10/08 and return on 10/10.

ASSISTANT: Sorry, No flights found with your preferable dates. Thank you for availing us.

USER: Ok, no issues. Thank you.