You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Melissa Allen, I plan to book a flight to Atlanta to take tour at CNN Center to learn about Media. Can you book a flight under fare of 500?

ASSISTANT: Sure, I am mirthful to help you. Could you please provide me your journey points?

USER: My destination point is Atlanta airport ATL and I will fly from Oakland city airport OAK.

ASSISTANT: On what dates you have planned your journey schedule?

USER: I planned to travel on 02/01 and return on 02/03.

ASSISTANT: Do yo need any whistle stop in between your journey?

USER: I need a flight with single connection.

ASSISTANT: Ok, please wait for couple of minutes, I will check for the availability of flight.

USER: Sure, I will wait.

ASSISTANT: Thanks for being patient. We are happy to inform you that, there is  a Spirit airline with fare 100. Shall I proceed with booking?

USER: Sure, you can.

ASSISTANT: Your ticket has been booked with flight 1022.

USER: Thank you for your nice service.

ASSISTANT: Thank you for communicating us, have a pleasant day.