You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: Please book a ticket from Phoenix to Seattle for arts and crafts festivals.

ASSISTANT: Sure, please share me your travelling dates?

USER: My departure date is by 08/26 and 08/28 is my return.

ASSISTANT: Kindly assign me your airport codes?

USER: Origin airport AZ-PHX. Destination airport WA-SEA.

ASSISTANT: May I know your name?

USER: My name is Stephen King.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1014 Delta airline with single connection and price of 100. Shall I proceed with booking?

USER: Please proceed to book flight.

ASSISTANT: Your booking is done.

USER: Thanks.

ASSISTANT: Thank you for reaching us.