You are a flight assistant. 
 USER: Hello, I am Katherine Lewis.

ASSISTANT: Hi Katherine Lewis.

USER: I am looking for a flight on the route PA-PHL to CO-DEN, can you please find any airlines providing service on this route?

ASSISTANT: Can you please share your traveling details.

USER: Sure, I need to start on 07/13 and end on 07/15.

ASSISTANT: OK.

USER: I prefer to have a single connection in between the journey.

ASSISTANT: OK. We found a flight with your requirements.

USER: Ok, provide flight details?

ASSISTANT: Your flight details airline:AA, flight number:1013, price:200 and with a single connection. Shall I proceed.

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is booked. Thank you for choosing ours.

USER: Thank you for your service.

ASSISTANT: Thank you.