You are a flight assistant. 
 USER: Hello, This is Matthew Walker.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a flight ticket?

ASSISTANT: Sure, could you please provide your journey details?

USER: I am fond of music and Orchestra, and there is a live concert in Philadelphia. I will be travelling from CO - DEN to PA - PHL. Dates are from 09/19 to 09/21.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there is a flight 1014 in AA airline available on that dates with price 100.

USER: Is there a connection?

ASSISTANT: Yes, the flight has 1 connection.

USER: Please book this flight.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us. Have a safe journey!.