You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Stephanie Thomas.

ASSISTANT: What can I do for you today?

USER: I  am planning to attend live music concert at DEN, can you please help me with booking a flight ticket from PHL?

ASSISTANT: Please may I know your journey dates?

USER: Sure, I would like to take off on 07/09 and return back on 07/11.

ASSISTANT: Please hold on a moment to check the flight availability.

USER: Sure. Make sure that the connection limit is 1.

ASSISTANT: There is a flight with price 100, flight number is 1001 and connection is 0. Shall I proceed the booking?

USER: I need a flight with 1 connection.

ASSISTANT: Sorry there is no flight with connection 1. Thank you for contacting us.

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

ASSISTANT: Welcome.