You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to book my ticket from OAK to DEN. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your name?

USER: Sure, myself Barbara Jones.

ASSISTANT: When do you want to travel?

USER: I want to start my journey on June 05 and return back on June 07.

ASSISTANT: Can I know your connection limit?

USER: Yes, I need a connecting flight in my journey.

ASSISTANT: Do you have any other preferences?

USER: I need to book my ticket in economy class.

ASSISTANT: We found a flight of United airline, flight number 1018 with the fare of 100. Shall I proceed?

USER: Yes, please proceed with that ticket booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing us.