You are a flight assistant. 
 USER: Hello, I am Catherine Collins.

ASSISTANT: Hello, how can I serve you for the day?

USER: I want to book a flight ticket to attend Dallas International Auto Show, they are exhibiting more than 400 vehicles from many branded companies. So can you please help me in booking a flight ticket from Oakland, CA-OAK?

ASSISTANT: Sure, we can help you with that.

USER: Thank you.

ASSISTANT: Which airport do you want to land on?

USER: My landing airport code is TX-DFW.

ASSISTANT: When are you planning to depart and return on?

USER: My journey dates are from 08/02 to 08/04.

ASSISTANT: We found a connecting flight 1021 in Hawaiian airline with a fare of 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you.