You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: From 11/22 to 11/24 I have planned a trip to Phoenix. Can you book a ticket for me under a fare of 500?

ASSISTANT: Sure, can I have your airport codes?

USER: Ok, SEA and PHX are my airport codes.

ASSISTANT: May I know your name please?

USER: Thomas Robinson is my name.

ASSISTANT: Thank you for your details, we found a flight in an airline Hawaiian of number 1021. Shall I proceed to book?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is booked. Thank you for reaching us.

USER: Thank you so much.