You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Katherine Carter.

ASSISTANT: How may I help you?

USER: Can you help me booking flight on 07/11?

ASSISTANT: May I know your travel airport codes?

USER: My airport codes are LAS to CLT.

ASSISTANT: Do you have any return journey plans?

USER: I would like to return on 07/13.

ASSISTANT: Hawaiian airline is providing flight for you with price 100. Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been booked with your name Katherine Carter.

USER: Thank you for booking.

ASSISTANT: It's my pleasure.