You are a flight assistant. 
 USER: Hello, I am Melissa Lee.

ASSISTANT: Hello, Melissa Lee. How can I amend you?

USER: I want to attend my brothers press conference in Phoenix, can you help me with reservation?

ASSISTANT: We are glad to help you, May I know your travel dates for booking further?

USER: Sure, my origin is SFO and destination is PHX. My depart is on 06/05 and return on 06/07.

ASSISTANT: There is a plane 1002 with Spirit airline and charge of the ticket is 100 and a connecting flight.

USER: OK, proceed with it.

ASSISTANT: Your ticket has been processed for booking.

USER: Thank you, for the help.

ASSISTANT: Thank you for choosing us.