You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Joseph Brown. Can you please book me a ticket to meet my old school friends?

ASSISTANT: Sure, may I know your nearest airport codes please?

USER: My nearest airport codes are from DEN to SEA.

ASSISTANT: Can I have your journey dates please?

USER: I would like to leave between 03/14 and 03/16.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for your patience, I found a flight for you in Hawaiian airlines with price 100. Can I proceed?

USER: Yes, please.

ASSISTANT: Ok, your booking is confirmed with flight number 1005.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.