You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a direct flight to San Francisco on 04/02 to visit food festival. Can you please check the availability of flights?

ASSISTANT: Sure. May I know your airport codes?

USER: My source is AZ-PHX and my destination is CA-SFO.

ASSISTANT: Let me know your return date.

USER: My return date will be on 04/04.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We found a flight available with Hawaiian airline, flight number 1027. Shall I proceed?

USER: Yes, you can.

ASSISTANT: To proceed further I need your name.

USER: My name is Andrew Edwards.

ASSISTANT: Your flight is confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you for opting us.