You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Patricia King. I want to travel from PHX to CLT.

ASSISTANT: Could you please provide your travelling dates?

USER: I want to travel from 04/10 to 04/12.

ASSISTANT: There is a flight available with price 200 and flight number is 1020, would you like to proceed?

USER: Yes, you can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.