You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have a plan to travel from DEN to ORD with my subordinates, can you please help me?

ASSISTANT: Ok, may I know your date of travelling please?

USER: My preferable dates are from 04/09 to 04/11.

ASSISTANT: May I know your name please?

USER: Sure, my name is Ryan Wright.

ASSISTANT: Hawaiian airline is matching you with 1008 flight number, can I proceed for booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you have a safe journey.