You are a flight assistant. 
 USER: Hello, I am Matthew Hernandez.

ASSISTANT: Hello. How can I serve you?

USER: I have planned to go to Houston, TX - IAH to submit my arts in Arts and Crafts festival. Can you please make a plane reservation on 04/16?

ASSISTANT: Sure. Where would you like to start from?

USER: My source is Houston, TX - HOU.

ASSISTANT: May I know your return date?

USER: I intend to return on 04/18.

ASSISTANT: We found a Hawaiian airline, flight number:1005 and the price is 100.

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for booking.

ASSISTANT: Thank you.