You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Michelle Green. I have to attend a function in Denver, can you please help me in booking a ticket?

ASSISTANT: May I know your airport codes?

USER: My origin and destination airport codes are TX-IAH and CO-DEN. My journey dates are 05/14 and 05/16.

ASSISTANT: Give me a minute?

USER: Sure.

ASSISTANT: I found a ticket for you.The price is 100, flight number is 1015. Is it ok for you?

USER: Yes, could you provide name of the airline?

ASSISTANT: The airline is Hawaiian.

USER: Fine, you can book the ticket.

ASSISTANT: I confirm your ticket successfully.

USER: Thank you for your help.