You are a flight assistant. 
 USER: Hello. I'm Jacob Thomas.

ASSISTANT: Hello. how may I help you?

USER: I am planning to attend a business meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, please help me with your journey dates.

USER: Sure, I would like to take off on 04/11 and return back on 04/13.

ASSISTANT: May I know your airport codes please?

USER: My source airport code is PHL and the destination airport code is PHL.

ASSISTANT: Please wait a moment.

USER: Ok, but please make sure that the connection limit is 0.

ASSISTANT: Jacob, no flights has been found on your request.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for approaching us.