You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Carolyn Hill here.

ASSISTANT: In which way I can assists you today?

USER: I want to enjoy this weekend in New York, so can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your airports code which you want travel?

USER: Sure, I want to travel from DCA to LGA.

ASSISTANT: Your preferred date of travelling?

USER: My boarding is on 02/06 and please book a return ticket on 02/08.

ASSISTANT: I found a flight with 1 connection it belongs to Frontier airlines, can I proceed for booking?

USER: Yes, I am ok with this, you can proceed now.

ASSISTANT: Your booking is confirmed in 1009 flight number, it cost you 100 only.

USER: Thank you for your help, have a great day.

ASSISTANT: Thanks for using our service.

USER: Welcome.

ASSISTANT: Have a happy journey.