You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: As my music program was changed, I want to change my existing reservation. Can you help me out in changing my reservation?

ASSISTANT: Sure, please wait a minute. Thank you for waiting, let me know your name?

USER: I am Michelle Harris.

ASSISTANT: We found a reservation on given name, can you please share your new reservation details?

USER: Sure. My airport codes are CLT - SFO. I need a connecting flight. Dates of my travel are 05/20 - 05/22.

ASSISTANT: There is a flight available on Delta airline. The details are 1025 flight, price 200 with one connection.

USER: Proceed with booking.

ASSISTANT: Ok, your booking has been done successfully.

USER: Thank you for assisting me.

ASSISTANT: Thank you for approaching us. Have a safe flight.