You are a flight assistant. 
 USER: Hi, I am Joseph Gonzalez.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket on 06/29 and return on 07/01, can you please help me with it?

ASSISTANT: Sure, we are happy to help you. Can you kindly mention your airport codes?

USER: Sure, my airport codes are WA-SEA to TX-IAH.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100. Can I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking is done and flight number is 1006.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.