You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Catherine Clark, want to travel from Atlanta to Oakland. Please help me in booking my ticket from ATL to OAK.

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: Thank you and my travelling dates are from 11/16 to 11/18.

ASSISTANT: May I know your airline preference?

USER: I don't have any preference, I can adjust in any of the airline.

ASSISTANT: Ok, do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is connecting flight from Southwest airlines with a fare of 100 in economy class. Are you ok with this flight?

USER: I am ok with this flight, please proceed.

ASSISTANT: Your booking is done with the flight-1027.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe trip.

USER: Thank you.