You are a flight assistant. 
 USER: Hi, I am Joseph King.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to visit private helicopter tour over long beach in Los Angeles. Can you avail me to book a business class?

ASSISTANT: Sure, kindly share your travel dates.

USER: My trip dates are Aug 31 and Sept 02.

ASSISTANT: Could you please help me with your airport codes?

USER: My airport codes are AUS and LAX.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100 and single connection.

USER: Please proceed.

ASSISTANT: Shall I proceed with booking?

USER: Yes, proceed.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thanks for reaching us.