You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from ATL to IAD?

ASSISTANT: Yes. Tell me your travel dates please?

USER: I would like to depart on Apr 1st and return on Apr 3rd.

ASSISTANT: May I know your name please?

USER: I am Michelle Johnson.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Any other preferences?

USER: I have no other preferences.

ASSISTANT: Thanks for your patience. I have found Frontier airlines which is a stopover flight.

USER: Please confirm the booking.

ASSISTANT: Yes, I have confirmed your flight ticket in flight number 1027.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you.