You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to attend music concert at DCA, can you please help me with booking a flight ticket from ATL?

ASSISTANT: Sure, please provide your itinerary dates.

USER: I would like to take off on Jan 30 and return on Feb 1.

ASSISTANT: In which class do you prefer to travel?

USER: I am fine with any class.

ASSISTANT: Do you prefer a direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Paul Williams.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Frontier airlines with flight 1021 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is confirmed Paul Williams.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.