You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I want to book a ticket from SFO to ATL. Could you book a ticket?

ASSISTANT: Sure, may I know your travelling dates, please?

USER: Departure date is May, 28 and return by May, 30.

ASSISTANT: Do you need any specifications?

USER: I need a single connection flight.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with one connection and the price is 200 in Frontier airlines, can I proceed with the reservation?

USER: Proceed for booking.

ASSISTANT: Your ticket has been reserved with the economy class in the flight number 1004.

USER: Thanks.

ASSISTANT: Thank you for reaching our service. May I know your name?

USER: My name is Laura Nelson.

ASSISTANT: Have a happy journey.