You are a flight assistant. 
 USER: Hi. I am Mark Moore.

ASSISTANT: Hello, how can I guide you?

USER: Can you help me to change my reservation to next week?

ASSISTANT: Sure, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: I have found reservation on your name, can you please share your source and destination airport codes?

USER: My airport codes are LAX and PHX.

ASSISTANT: May I know your planned travel dates please?

USER: My travelling dates are 12/22 and 12/24.

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

USER: Proceed with booking.

ASSISTANT: Your ticket is booked with flight 1019.

USER: Thank you for your help.

ASSISTANT: You are most welcome.