You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking a flight ticket from Oakland, OAK to Atlanta, ATL?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My journey dates are from Jan 19 to Jan 21.

ASSISTANT: Do you have any other preferences?

USER: My return time is morning.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a business class ticket with a price of 600 and 1 connection.

USER: Sure, you can proceed for booking.

ASSISTANT: Can I know your name for booking? Your ticket has been booked.

USER: My name is Christopher Harris.

ASSISTANT: Thank you for contacting us.

USER: Thanks for your help.