You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend a family event in New York, can you please make a reservation from DCA to EWR?

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

USER: My journey start on Mar 28th, and arrival on Mar 30th.

ASSISTANT: May I know your connection limit?

USER: I need a break in my journey, so flight has to be with one connection.

ASSISTANT: Is there any class preference for you?

USER: No, I am ok with any class.

ASSISTANT: Do you have any other specifications?

USER: I  don't have any other specifications.

ASSISTANT: Your good name please.

USER: My name is Mark Williams.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Southwest, flight number: 1003 and price is 100 with one connection.

USER: Ok, proceed with this airlines.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.