You are a flight assistant. 
 USER: Hello, I am Ronald Roberts.

ASSISTANT: Hello, how may I assist you?

USER: I am having an interview at Philadelphia. Can you book a ticket for me?

ASSISTANT: Sure, I am happy to help you.

USER: I am planning to start on 11/02 and return back on 11/04.

ASSISTANT: Ok, may I know your airport codes please?

USER: Sure, make sure that connection limit is 1.

ASSISTANT: Ok.

USER: Search for the flights from BOS to PHL.

ASSISTANT: Ok, hold on for a moment.

USER: Take your time.

ASSISTANT: Sorry Ronald, there are no flights available on your requested dates.

USER: No issues. I will go by road. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: You are welcome.