You are a flight assistant. 
 USER: Hello.

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

USER: I am Frank Edwards. I am planning to go for my friend's wedding at Charlotte, CLT. Can you please book a ticket on 08/10?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know, when you are planning to return from your journey?

USER: I will return on 08/12.

ASSISTANT: Can I have your boarding airport code?

USER: Source code is Los Angeles, LAX.

ASSISTANT: Thank you for being patience. There is a flight available with Hawaiian airline, flight number 1000 with fare 100 and a lay by. Shall I proceed to book?

USER: You can proceed.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.