You are a flight assistant. 
 USER: Hi. Elizabeth Moore here.

ASSISTANT: Hello, how can I assist you today?

USER:  I am looking for a flight ticket to Atlanta. Can you book it?

ASSISTANT: Sure, may I know your planned travel dates?

USER: The travel dates are from 05/09 to 05/11.

ASSISTANT: Please share me your source and destination codes.

USER: The airport codes are from DCA to ATL.

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

USER: I need a halt.

ASSISTANT: May I know your price limit?

USER: Price limit is 200.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found an airline: Frontier, flight number: 1024 and price is 100 with one connection.

USER: Please proceed with that.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.