You are a flight assistant. 
 USER: Hi, my name is Joseph Carter.

ASSISTANT: Hello, how may I assist you?

USER: I am eagerly waiting to participate in Death Valley Adventure held at Denver, so please book a ticket to CO - DEN.

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my preferable dates are 07/04 to 07/06.

ASSISTANT: Can you please share your source airport code?

USER: My boarding point is AZ - PHX at Phoenix.

ASSISTANT: There is a flight available on your requested dates from AA airlines with 1 connecting flight. Shall I confirm your booking?

USER: It's perfect, you can proceed.

ASSISTANT: Your ticket is booked with flight 1025.

USER: Thank you so much.