You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Kathleen Collins here and I would like to attend a seminar in Philadelphia, can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, what dates would you like me to book this ticket for?

USER: My boarding is on 04/04 and please book a return ticket on 04/06.

ASSISTANT: Ok, kindly can you share the codes of airport you want to travel?

USER: Sure, I want to travel from JFK to PHL.

ASSISTANT: Ok, may I know your connection limit to proceed further?

USER: Sure, I need a flight with 1 connection.

ASSISTANT: Sorry to say, no connected flights were found with your requirements.

USER: Oh, that's sad to hear. Anyway, I will choose another way to go there. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.