You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your help?

USER: I want to attend a family function at Charlotte, can you be my helping hand in reserving a ticket?

ASSISTANT: Sure, do you have any restrictions on price limit?

USER: Yes, I have a price limit of 500.

ASSISTANT: Ok, please let me know your airport codes.

USER: Ok, my journey starts from CA-SFO to NC-CLT.

ASSISTANT: May I know your good name please?

USER: I am Mark Lewis.

ASSISTANT: Can you please provide me your journey dates?

USER: I want to fly from 10/13 to 10/15.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for being patient. We found a UA airline matching your details. Flight number is 1010, price is 200 and with one connection. May I proceed for booking?

USER: Yes, please proceed for booking.

ASSISTANT: Ok, your booking has been processed.

USER: Thank you for confirming my reservation.

ASSISTANT: Thank you and have a good day.