You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: In San Francisco, I have a conference meeting with my manager. Can you please help me in booking a flight ticket from Atlanta?

ASSISTANT: Sure, may I know your airport codes?

USER: ATL is my source and SFO is my destination.

ASSISTANT: Can you please provide me your travelling dates?

USER: 12/06 and 12/08 are my travelling dates.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need one connection. 1000 is my budget.

ASSISTANT: There is a flight found with Delta airline of flight number 1018 and fare is 100. Shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: To proceed for booking, I need to know your good name please?

USER: David Wilson is my name.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks for choosing us and have a safe journey.