You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I aid you?

USER: I am Carolyn Rodriguez. Can you help me out in booking flight ticket from charlotte, NC - CLT  to Minneapolis & St. Paul, MN - MSP?

ASSISTANT: OK, sure. Please provide me your journey dates.

USER: My departure is on 06/04 and arrival at 06/06.

ASSISTANT: OK, wait for a while I will check with the availability and revert you.

USER: OK.

ASSISTANT: Thank you for waiting , there is a flight available with flight number 1012 and airline as UA. Can I proceed with booking?

USER: OK, sure.

ASSISTANT: Sure, done with booking . Thank you for choosing our service.

USER: Thank you.