You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a ticket to meet my friend on an event which is organised by parents but I should be volunteer that event can you please book me a ticket?

ASSISTANT: Sure, may I know your source and destination codes?

USER: My airport codes are from IAH to ATL.

ASSISTANT: Please provide me your planned travel dates.

USER: I would like to leave between 03/16 and 03/18.

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

USER: I need a halt.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Ok.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1000 and price is 100. Shall I proceed to booking?

USER: Ok, please book this ticket.

ASSISTANT: May I know your good name?

USER: Myself Amy Carter.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you so much.

ASSISTANT: Thank you.