You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Being a scientist, I have to give a seminar at Austin, AUS. This is the reason for booking a ticket on 11/23. Will you help me?

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: Can I know your source code please?

USER: Book a ticket from Charlotte, CLT.

ASSISTANT: Ok, may I know when you want to return?

USER: 11/25 is my return date.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1026 and airline AA at a price of 200 with 1 connection. Shall I proceed?

USER: Ok, book my ticket with this flight.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your service.

ASSISTANT: May I know your name please?

USER: Reserve a ticket with the name of Gary Phillips.

ASSISTANT: Thank you for reaching us, have  a nice day.